build: update .OwlBot.lock with new version of post-processor (googleapis#443)

This PR updates the docker container used for OwlBot. This container performs post-processing tasks when pull-requests are opened on your repository, such as:

* copying generated files into place.
* generating common files from templates.

Version sha256:b3c6a25dc0b7474ef211b01aac777f24efa3cb97ef04d22f886b2b78f55744d8 was published at 2021-04-14T16:24:29.580Z.

Author: gcf-owl-bot[bot]

java-resourcemanager/.github/.OwlBot.lock.yaml

@@ -1,3 +1,3 @@
 docker:
-  digest: sha256:d63f88abaa7cefc60021d1a86b6a2fb7c02948f8d6448142df4e3012a52308a2
+  digest: sha256:b3c6a25dc0b7474ef211b01aac777f24efa3cb97ef04d22f886b2b78f55744d8
   image: gcr.io/repo-automation-bots/owlbot-java:latest

java-resourcemanager/.kokoro/build.sh

@@ -37,7 +37,7 @@ retry_with_backoff 3 10 \
     -Dgcloud.download.skip=true \
     -T 1C
 
-# if GOOGLE_APPLICATION_CREDIENTIALS is specified as a relative path prepend Kokoro root directory onto it
+# if GOOGLE_APPLICATION_CREDENTIALS is specified as a relative path, prepend Kokoro root directory onto it
 if [[ ! -z "${GOOGLE_APPLICATION_CREDENTIALS}" && "${GOOGLE_APPLICATION_CREDENTIALS}" != /* ]]; then
     export GOOGLE_APPLICATION_CREDENTIALS=$(realpath ${KOKORO_GFILE_DIR}/${GOOGLE_APPLICATION_CREDENTIALS})
 fi

java-resourcemanager/.kokoro/dependencies.sh

@@ -33,6 +33,7 @@ export MAVEN_OPTS="-Xmx1024m -XX:MaxPermSize=128m"
 retry_with_backoff 3 10 \
   mvn install -B -V -ntp \
     -DskipTests=true \
+    -Dmaven.javadoc.skip=true \
     -Dclirr.skip=true
 
 mvn -B dependency:analyze -DfailOnWarning=true