Bump com.google.protobuf:protobuf-java from 4.31.0 to 4.31.1 in the dependencies group

Bumps the dependencies group with 1 update: [com.google.protobuf:protobuf-java](https://github.com/protocolbuffers/protobuf).

Updates `com.google.protobuf:protobuf-java` from 4.31.0 to 4.31.1
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/74211c0dfc2777318ab53c2cd2c317a2ef9012de"><code>74211c0</code></a> Updating version.json and repo version numbers to: 31.1</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/63fa9ab1724cb0184023edd5c4423b65f21dc309"><code>63fa9ab</code></a> Merge pull request <a href="https://redirect.github.com/protocolbuffers/protobuf/issues/21978">#21978</a> from shaod2/31.1-cp</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/bec5b5a39db05e81415284816cb3785f58ad2d06"><code>bec5b5a</code></a> Add missing <code>copts</code> attribute (<a href="https://redirect.github.com/protocolbuffers/protobuf/issues/21982">#21982</a>)</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/96a9ef65f56fbbdb4d6160574fc2e7ba27b6e07a"><code>96a9ef6</code></a> Fix cmake staleness test</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/3419598d4252ac82ef23d80881488283378113c5"><code>3419598</code></a> Support allowing late injection of language feature set defaults from Feature...</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/0fe099acdea70edd98179e2be2b72f97fba2659e"><code>0fe099a</code></a> python pyi print &quot;import datetime&quot; for Duration/Timestamp field (<a href="https://redirect.github.com/protocolbuffers/protobuf/issues/21885">#21885</a>)</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/f156008357c52cd1846d01acb3bc7b831e253d4d"><code>f156008</code></a> Merge pull request <a href="https://redirect.github.com/protocolbuffers/protobuf/issues/21861">#21861</a> from shaod2/py-cp-31</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/a3921fb6d17a2acef96a40d39d8cb29ff8c0db3b"><code>a3921fb</code></a> Add recursion depth limits to pure python</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/ac94456f51a59beef7dfc7cf2f6700107ab47aa9"><code>ac94456</code></a> Merge pull request <a href="https://redirect.github.com/protocolbuffers/protobuf/issues/21744">#21744</a> from protocolbuffers/31.x-202505141617</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/f27599554b596054a020ff6d106063da33970556"><code>f275995</code></a> Updating version.json and repo version numbers to: 31.1-dev</li>
<li>See full diff in <a href="https://github.com/protocolbuffers/protobuf/compare/v4.31.0...v4.31.1">compare view</a></li>
</ul>
</details>
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</details>

Fixes #1453

COPYBARA_INTEGRATE_REVIEW=#1453 from google:dependabot/maven/dependencies-6761bc8217 6babae0
PiperOrigin-RevId: 766159685

Author: dependabot[bot]

pom.xml

@@ -30,7 +30,7 @@
     -->
     <guava.jre.version>33.4.3-jre</guava.jre.version>
     <gwt.version>2.11.0</gwt.version>
-    <protobuf.version>4.31.0</protobuf.version>
+    <protobuf.version>4.31.1</protobuf.version>
     <!-- Property for protobuf-lite protocArtifact, which isn't a "normal" Maven dep. -->
     <!-- TODO(cpovirk): Use protobuf.version instead. But that requires finding the new way to request the Lite runtime. -->
     <protobuf-lite.protoc.version>3.1.0</protobuf-lite.protoc.version>