Merge branch 'main' into partial_release_1.80.1

Author: lqiu96

.kokoro/dependencies.sh

@@ -64,7 +64,7 @@ retry_with_backoff 3 10 \
     -Dmaven.javadoc.skip=true \
     -Dclirr.skip=true
 
-mvn -B dependency:analyze -DfailOnWarning=true
+mvn -B dependency:analyze -DfailOnWarning=true -Dcheckstyle.skip=true
 
 if [[ -n "${BUILD_SUBDIR}" ]]
 then

java-datastore/google-cloud-datastore/src/main/java/com/google/cloud/datastore/telemetry/MetricsRecorder.java

@@ -23,7 +23,7 @@
 import javax.annotation.Nonnull;
 
 /** Interface to record specific metric operations. */
-public interface MetricsRecorder {
+interface MetricsRecorder {
   /** Records the total latency of a transaction in milliseconds. */
   void recordTransactionLatency(double latencyMs, Map<String, String> attributes);