chore: minimize noise from build scripts (#1253)

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-Author: Igor Bernstein <[email protected]>
Source-Date: Fri Jun 18 17:28:07 2021 -0400
Source-Repo: googleapis/synthtool
Source-Sha: 1c0c698705e668ccb3d68556ae7260f16ce63a6e
Source-Link: googleapis/synthtool@1c0c698

Author: yoshi-automation

.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

synth.metadata

@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-spanner.git",
-        "sha": "1e1df84e74011fb2b665e94b428cfa78102de7fe"
+        "sha": "9641bc1bf582da93999e64ea09531942e2546795"
       }
     },
     {
@@ -19,7 +19,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "8f76a885deaaf2fe234daeba4a8cc4d1b3de8086"
+        "sha": "1c0c698705e668ccb3d68556ae7260f16ce63a6e"
       }
     }
   ],