deps: update dependency com.google.api-client:google-api-client-bom to v1.31.2 (#359)

Author: renovate-bot

java-core/pom.xml

@@ -156,7 +156,7 @@
  <google.common-protos.version>2.0.1</google.common-protos.version>
  <google.iam.version>1.0.7</google.iam.version>
  <google.auth.version>0.23.0</google.auth.version>
- <google.api.version>1.31.1</google.api.version>
+ <google.api.version>1.31.2</google.api.version>
  <google.http.version>1.38.1</google.http.version>
  <grpc.version>1.34.1</grpc.version>
  <protobuf.version>3.14.0</protobuf.version>