chore(deps): update dependency google.protobuf to 3.31.0

Author: renovate-bot

tools/Google.Events.Tools.CodeGenerator/Google.Events.Tools.CodeGenerator.csproj

@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Google.Protobuf" Version="3.30.2" />
+    <PackageReference Include="Google.Protobuf" Version="3.31.0" />
   </ItemGroup>
 
 </Project>