build(deps): bump form_urlencoded from 1.2.0 to 1.2.1 (#30776)

Bumps [form_urlencoded](https://github.com/servo/rust-url) from 1.2.0 to 1.2.1.
- [Release notes](https://github.com/servo/rust-url/releases)
- [Commits](https://github.com/servo/rust-url/compare/v1.2.0...v1.2.1)

---
updated-dependencies:
- dependency-name: form_urlencoded
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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

Cargo.lock

@@ -1810,9 +1810,9 @@ checksum = "aa9a19cbb55df58761df49b23516a86d432839add4af60fc256da840f66ed35b"
 
 [[package]]
 name = "form_urlencoded"
-version = "1.2.0"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a62bc1cf6f830c2ec14a513a9fb124d0a213a629668a4186f329db21fe045652"
+checksum = "e13624c2627564efccf4934284bdd98cbaa14e79b0b5a141218e507b3a823456"
 dependencies = [
  "percent-encoding",
 ]