chore(deps): Update java minor and patch to v4.31.0 (#275)

Author: renovate[bot]

build.gradle

@@ -52,7 +52,7 @@ protobuf {
         // The version of protoc must match protobuf-java. If you don't depend on
         // protobuf-java directly, you will be transitively depending on the
         // protobuf-java version that grpc depends on.
-        artifact = 'com.google.protobuf:protoc:4.30.2'
+        artifact = 'com.google.protobuf:protoc:4.31.0'
     }
     plugins {
         grpc {
@@ -114,7 +114,7 @@ dependencies {
     // Explicit matching of protobuf-java and protoc versions to address
     // compilation errors arising due to transitive dependency on the version of
     // protobuf-java that grpc depends on.
-    implementation 'com.google.protobuf:protobuf-java:4.30.2'
+    implementation 'com.google.protobuf:protobuf-java:4.31.0'
 
     testImplementation "io.opencensus:opencensus-api:${openCensusVersion}"
     testImplementation "io.opencensus:opencensus-exporter-trace-jaeger:${openCensusVersion}"