build(deps): bump tokio-rustls from 0.26.2 to 0.26.3 (#39379)

Bumps [tokio-rustls](https://github.com/rustls/tokio-rustls) from 0.26.2
to 0.26.3.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/rustls/tokio-rustls/releases">tokio-rustls's
releases</a>.</em></p>
<blockquote>
<h2>0.26.3</h2>
<h2>What's Changed</h2>
<ul>
<li>Clarify how to run the example server by <a
href="https://github.com/sundresh"><code>@​sundresh</code></a> in <a
href="https://redirect.github.com/rustls/tokio-rustls/pull/111">rustls/tokio-rustls#111</a></li>
<li>fix: handshake does not fully flush writes by <a
href="https://github.com/conradludgate"><code>@​conradludgate</code></a>
in <a
href="https://redirect.github.com/rustls/tokio-rustls/pull/112">rustls/tokio-rustls#112</a></li>
<li>feat: add <code>alpn_protocols</code> for
<code>TlsConnector::connect_with</code> by <a
href="https://github.com/yukiiiteru"><code>@​yukiiiteru</code></a> in <a
href="https://redirect.github.com/rustls/tokio-rustls/pull/116">rustls/tokio-rustls#116</a></li>
<li>lib: derive <code>Debug</code> on <code>StartHandshake</code> by <a
href="https://github.com/lucab"><code>@​lucab</code></a> in <a
href="https://redirect.github.com/rustls/tokio-rustls/pull/120">rustls/tokio-rustls#120</a></li>
<li>server: allow splitting and reassembling a
<code>StartHandshake</code> by <a
href="https://github.com/lucab"><code>@​lucab</code></a> in <a
href="https://redirect.github.com/rustls/tokio-rustls/pull/127">rustls/tokio-rustls#127</a></li>
<li>Make StartHandshake fields public by <a
href="https://github.com/djc"><code>@​djc</code></a> in <a
href="https://redirect.github.com/rustls/tokio-rustls/pull/128">rustls/tokio-rustls#128</a></li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="d5dfa08f12"><code>d5dfa08</code></a>
Update semver-compatible dependencies</li>
<li><a
href="d5bb23ccf1"><code>d5bb23c</code></a>
Bump version to 0.26.3</li>
<li><a
href="e0ddd89bed"><code>e0ddd89</code></a>
Fix warning about potentially incomplete writes</li>
<li><a
href="ba767aeb51"><code>ba767ae</code></a>
Warn on clippy::use_self</li>
<li><a
href="3b996aa38a"><code>3b996aa</code></a>
server: align argument order with fields</li>
<li><a
href="c9778d22a9"><code>c9778d2</code></a>
server: make StartHandshake fields public</li>
<li><a
href="a58a6e9730"><code>a58a6e9</code></a>
server: allow splitting and reassembling a
<code>StartHandshake</code></li>
<li><a
href="97745c349d"><code>97745c3</code></a>
Move server types into server module</li>
<li><a
href="78a4ea85b9"><code>78a4ea8</code></a>
Move Connect and FallibleConnect into client module</li>
<li><a
href="8c2af0c2cd"><code>8c2af0c</code></a>
Move TlsConnector and TlsConnectorWithAlpn into client module</li>
<li>Additional commits viewable in <a
href="https://github.com/rustls/tokio-rustls/compare/v/0.26.2...v/0.26.3">compare
view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=tokio-rustls&package-manager=cargo&previous-version=0.26.2&new-version=0.26.3)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

Dependabot will resolve any conflicts with this PR as long as you don't
alter it yourself. You can also trigger a rebase manually by commenting
`@dependabot rebase`.

[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

---

<details>
<summary>Dependabot commands and options</summary>
<br />

You can trigger Dependabot actions by commenting on this PR:
- `@dependabot rebase` will rebase this PR
- `@dependabot recreate` will recreate this PR, overwriting any edits
that have been made to it
- `@dependabot merge` will merge this PR after your CI passes on it
- `@dependabot squash and merge` will squash and merge this PR after
your CI passes on it
- `@dependabot cancel merge` will cancel a previously requested merge
and block automerging
- `@dependabot reopen` will reopen this PR if it is closed
- `@dependabot close` will close this PR and stop Dependabot recreating
it. You can achieve the same result by closing it manually
- `@dependabot show <dependency name> ignore conditions` will show all
of the ignore conditions of the specified dependency
- `@dependabot ignore this major version` will close this PR and stop
Dependabot creating any more for this major version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this minor version` will close this PR and stop
Dependabot creating any more for this minor version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this dependency` will close this PR and stop
Dependabot creating any more for this dependency (unless you reopen the
PR or upgrade to it yourself)


</details>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.lock

@@ -807,7 +807,7 @@ dependencies = [
  "bitflags 2.9.4",
  "cexpr",
  "clang-sys",
- "itertools 0.12.1",
+ "itertools 0.10.5",
  "proc-macro2",
  "quote",
  "regex",
@@ -825,7 +825,7 @@ dependencies = [
  "bitflags 2.9.4",
  "cexpr",
  "clang-sys",
- "itertools 0.12.1",
+ "itertools 0.10.5",
  "log",
  "prettyplease",
  "proc-macro2",
@@ -6768,7 +6768,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "81bddcdb20abf9501610992b6759a4c888aef7d1a7247ef75e2404275ac24af1"
 dependencies = [
  "anyhow",
- "itertools 0.12.1",
+ "itertools 0.10.5",
  "proc-macro2",
  "quote",
  "syn",
@@ -8930,9 +8930,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-rustls"
-version = "0.26.2"
+version = "0.26.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e727b36a1a0e8b74c376ac2211e40c2c8af09fb4013c60d910495810f008e9b"
+checksum = "05f63835928ca123f1bef57abbcd23bb2ba0ac9ae1235f1e65bda0d06e7786bd"
 dependencies = [
  "rustls",
  "tokio",