chore: Generated snippets should not be owned by samples reviewers (#1575) (#529)

Source-Link: googleapis/synthtool@2e9ac19
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-java:latest@sha256:8175681a918181d306d9c370d3262f16b4c724cc73d74111b7d42fc985ca7f93

Author: gcf-owl-bot[bot]

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

@@ -13,5 +13,4 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-java:latest
-  digest: sha256:04f254abfe5f47fe73ae6f91d68d55c3b76e722a4943066c3bb0ce03573b4ad9
-# created: 2022-07-18T21:44:23.94208526Z
+  digest: sha256:8175681a918181d306d9c370d3262f16b4c724cc73d74111b7d42fc985ca7f93

java-grafeas/.github/CODEOWNERS

@@ -10,3 +10,6 @@
 
 # The java-samples-reviewers team is the default owner for samples changes
 samples/**/*.java       @googleapis/java-samples-reviewers
+
+# Generated snippets should not be owned by samples reviewers
+samples/snippets/generated/       @googleapis/yoshi-java