build(deps): bump imgref from 1.11.0 to 1.12.0 (#39461)

Bumps [imgref](https://github.com/kornelski/imgref) from 1.11.0 to
1.12.0.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="c987cc5333"><code>c987cc5</code></a>
Bump</li>
<li><a
href="03fd698f3e"><code>03fd698</code></a>
Clippy</li>
<li><a
href="5dcca7b33d"><code>5dcca7b</code></a>
Dedicated error for row indexing</li>
<li><a
href="94726c8afb"><code>94726c8</code></a>
Don't require Copy for pixels_mut</li>
<li><a
href="dd315f436d"><code>dd315f4</code></a>
Merge pull request <a
href="https://redirect.github.com/kornelski/imgref/issues/28">#28</a>
from kpreid/mut-sub</li>
<li><a
href="dac9922dcb"><code>dac9922</code></a>
Add <code>ImgRefMut::into_sub_image_mut()</code>.</li>
<li>See full diff in <a
href="https://github.com/kornelski/imgref/compare/v1.11.0...v1.12.0">compare
view</a></li>
</ul>
</details>
<br />


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Cargo.lock

@@ -4558,9 +4558,9 @@ checksum = "edcd27d72f2f071c64249075f42e205ff93c9a4c5f6c6da53e79ed9f9832c285"
 
 [[package]]
 name = "imgref"
-version = "1.11.0"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d0263a3d970d5c054ed9312c0057b4f3bde9c0b33836d3637361d4a9e6e7a408"
+checksum = "e7c5cedc30da3a610cac6b4ba17597bdf7152cf974e8aab3afb3d54455e371c8"
 
 [[package]]
 name = "imsz"