Bump maven-source-plugin from 2.1.2 to 3.2.1

Bumps [maven-source-plugin](https://github.com/apache/maven-source-plugin) from 2.1.2 to 3.2.1.
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/apache/maven-source-plugin/commit/a59a2e481f7d8e46f2abbd339d2d27e9b2964eba"><code>a59a2e4</code></a> [maven-release-plugin] prepare release maven-source-plugin-3.2.1</li>
<li><a href="https://github.com/apache/maven-source-plugin/commit/c954a7e8fed86efc554e401361f88cdbf4109267"><code>c954a7e</code></a> make build as reproducible as possible for now</li>
<li><a href="https://github.com/apache/maven-source-plugin/commit/d5b98783436d9bff8737b63adc566466d2d8590a"><code>d5b9878</code></a> [MSOURCES-123] set archiver reproducible mode earlier</li>
<li><a href="https://github.com/apache/maven-source-plugin/commit/258d666ee76782c5211519313803fad9a8b408e1"><code>258d666</code></a> MSOURCES-122 make output independant from OS newline</li>
<li><a href="https://github.com/apache/maven-source-plugin/commit/5b4e02fbb49beb2f3e9ce3e001054519019a76fe"><code>5b4e02f</code></a> [maven-release-plugin] prepare for next development iteration</li>
<li><a href="https://github.com/apache/maven-source-plugin/commit/2a74824f267902808e1807c7f25989a3ce333916"><code>2a74824</code></a> [maven-release-plugin] prepare release maven-source-plugin-3.2.0</li>
<li><a href="https://github.com/apache/maven-source-plugin/commit/816ebc43984dfa852f50d8ed493a45f4b2384c9c"><code>816ebc4</code></a> MSOURCES-120 fix reproducible IT: remove plugin version from pom.xml</li>
<li><a href="https://github.com/apache/maven-source-plugin/commit/32f122aa7d2183fff36043c261d0a90bd9a4130a"><code>32f122a</code></a> MSOURCES-120 make output jar file binary Reproducible</li>
<li><a href="https://github.com/apache/maven-source-plugin/commit/6e715b18fecae00ebbf9704a37a5a0a77e06d690"><code>6e715b1</code></a> [MSOURCES-95] Source JAR is re-created even if sources are not changed</li>
<li><a href="https://github.com/apache/maven-source-plugin/commit/9154e1aba763594d653bfff7c395e940ace7e095"><code>9154e1a</code></a> [maven-release-plugin] prepare for next development iteration</li>
<li>Additional commits viewable in <a href="https://github.com/apache/maven-source-plugin/compare/maven-source-plugin-2.1.2...maven-source-plugin-3.2.1">compare view</a></li>
</ul>
</details>
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</details>

Fixes #708

COPYBARA_INTEGRATE_REVIEW=https://github.com/google/google-java-format/pull/708 from google:dependabot/maven/org.apache.maven.plugins-maven-source-plugin-3.2.1 8062a1f65f10197bfbb9dcf614d4945ac46b0acc
PiperOrigin-RevId: 421388226

1 files changed, 1 insertions, 1 deletions

diff --git a/pom.xml b/pom.xml
index 772a16b..35904c6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -166,7 +166,7 @@
         </plugin>
         <plugin>
           <artifactId>maven-source-plugin</artifactId>
-          <version>2.1.2</version>
+          <version>3.2.1</version>
         </plugin>
         <plugin>
           <artifactId>maven-javadoc-plugin</artifactId>