deps: update dependency com.google.protobuf:protobuf-java-util to v3.15.1#311

stephaniewang526 merged 1 commit into

googleapis:mastergoogleapis/java-bigqueryconnection:masterfrom

renovate-bot:renovate/com.google.protobuf-protobuf-java-util-3.xrenovate-bot/java-bigqueryconnections:renovate/com.google.protobuf-protobuf-java-util-3.xCopy head branch name to clipboard