Build: Upgrade dependency versions. (#1803)

Author: songy23

build.gradle

@@ -160,18 +160,18 @@ subprojects {
         findBugsAnnotationsVersion = '3.0.1'
         findBugsJsr305Version = '3.0.2'
         errorProneVersion = '2.3.2'
-        grpcVersion = '1.18.0'
+        grpcVersion = '1.19.0'
         guavaVersion = '26.0-android'
         googleAuthVersion = '0.13.0'
-        googleCloudBetaVersion = '0.81.0-beta'
-        googleCloudGaVersion = '1.63.0'
+        googleCloudBetaVersion = '0.83.0-beta'
+        googleCloudGaVersion = '1.65.0'
         log4j2Version = '2.11.1'
         signalfxVersion = '0.0.48'
         springBootVersion = '1.5.15.RELEASE'
         springCloudVersion = '1.3.4.RELEASE'
         springVersion = '4.3.12.RELEASE'
         prometheusVersion = '0.6.0'
-        protobufVersion = '3.6.1'
+        protobufVersion = '3.7.0'
         zipkinReporterVersion = '2.7.14'
         jaegerReporterVersion = '0.33.1'
         opencensusProtoVersion = '0.2.0'