chore: minimize noise from build scripts (googleapis#1091) (googleapis#526)

This should limit the amount of scrolling client devs have to do when debugging a test failure

Co-authored-by: Elliotte Rusty Harold <[email protected]>
Co-authored-by: Neenu Shaji <[email protected]>
Source-Link: googleapis/synthtool@1c0c698
Post-Processor: gcr.io/repo-automation-bots/owlbot-java:latest@sha256:117d9f1bef3342ea256419068dfaf65e5b2d126534ef0773c25ce71b8474f346

Author: 3 people

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

@@ -1,4 +1,3 @@
 docker:
   image: gcr.io/repo-automation-bots/owlbot-java:latest
-  digest: sha256:3796fe5c26bbf814f0a82a2eab2749b5710f87e7197dc011e5fa3c694e532462
-
+  digest: sha256:117d9f1bef3342ea256419068dfaf65e5b2d126534ef0773c25ce71b8474f346

java-resourcemanager/.kokoro/coerce_logs.sh

@@ -28,7 +28,6 @@ job=$(basename ${KOKORO_JOB_NAME})
 echo "coercing sponge logs..."
 for xml in `find . -name *-sponge_log.xml`
 do
-  echo "processing ${xml}"
   class=$(basename ${xml} | cut -d- -f2)
   dir=$(dirname ${xml})/${job}/${class}
   text=$(dirname ${xml})/${class}-sponge_log.txt