add -Dfailsafe.failIfNoSpecifiedTests=false

Author: mpeddada1

.kokoro/build.sh

@@ -71,13 +71,14 @@ integration)
       -Dcheckstyle.skip=true \
       -DskipUnitTests=true \
       -Dfmt.skip=true \
+      -Dfailsafe.failIfNoSpecifiedTests=false \
       -fae \
       verify
     RETURN_CODE=$?
     ;;
 graalvm)
     # Run Unit and Integration Tests with Native Image
-    mvn -B ${INTEGRATION_TEST_ARGS} -ntp -Pnative test -Dit.test='!com.google.cloud.logging.it.ITTailLogsTest#testTailLogEntries' -Dfmt.skip=true
+    mvn -B ${INTEGRATION_TEST_ARGS} -ntp -Pnative test -Dit.test='!com.google.cloud.logging.it.ITTailLogsTest#testTailLogEntries' -Dfmt.skip=true -Dfailsafe.failIfNoSpecifiedTests=false
     RETURN_CODE=$?
     ;;
 samples)