MINOR: [C#] Bump Google.Protobuf from 3.25.1 to 3.25.2 in /csharp (ap…

…ache#39617)

Bumps [Google.Protobuf](https://github.com/protocolbuffers/protobuf) from 3.25.1 to 3.25.2.
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/a9b006bddd52e289029f16aa77b77e8e0033d9ee"><code>a9b006b</code></a> Updating version.json and repo version numbers to: 25.2</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/59eebe3e76ca77682437125839f504109a44ab36"><code>59eebe3</code></a> Merge pull request <a href="https://redirect.github.com/protocolbuffers/protobuf/issues/14907">#14907</a> from mkruskal-google/cmake-install-fix</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/05ad6525c3aae2ae5b6e1987227445a420caada7"><code>05ad652</code></a> Only substitute prefixes during installation setup.</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/c709a34fbdf90f3fca092967dc90bdf7c6597ba4"><code>c709a34</code></a> Merge pull request <a href="https://redirect.github.com/protocolbuffers/protobuf/issues/14800">#14800</a> from mkruskal-google/leak-patch</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/3d5c709ebe01f1f9f3d3345cd4239e239081f8fd"><code>3d5c709</code></a> Register a shutdown delete for C++ feature defaults</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/c529459e96c01be6e077957860e92309f935bd04"><code>c529459</code></a> Merge pull request <a href="https://redirect.github.com/protocolbuffers/protobuf/issues/14765">#14765</a> from protocolbuffers/25.x-202311152135</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/6ac04475591db12de14e89d3d750519c2ca9a4cc"><code>6ac0447</code></a> Updating version.json and repo version numbers to: 25.2-dev</li>
<li>See full diff in <a href="https://github.com/protocolbuffers/protobuf/compare/v3.25.1...v3.25.2">compare view</a></li>
</ul>
</details>
<br />

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Authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Signed-off-by: Curt Hagenlocher <curt@hagenlocher.org>

csharp/src/Apache.Arrow.Flight/Apache.Arrow.Flight.csproj

@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Google.Protobuf" Version="3.25.1" />
+    <PackageReference Include="Google.Protobuf" Version="3.25.2" />
     <PackageReference Include="Grpc.Net.Client" Version="2.59.0" />
     <PackageReference Include="Grpc.Tools" Version="2.60.0" PrivateAssets="All" />
   </ItemGroup>