chore: relocate owl bot post processor (#869)

chore: relocate owl bot post processor
diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
index c07f148..2567653 100644
--- a/.github/.OwlBot.lock.yaml
+++ b/.github/.OwlBot.lock.yaml
@@ -1,3 +1,3 @@
 docker:
-  image: gcr.io/repo-automation-bots/owlbot-python:latest
-  digest: sha256:0ffe3bdd6c7159692df5f7744da74e5ef19966288a6bf76023e8e04e0c424d7d
+  image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
+  digest: sha256:87eee22d276554e4e52863ec9b1cb6a7245815dfae20439712bf644348215a5a
diff --git a/.github/.OwlBot.yaml b/.github/.OwlBot.yaml
index 892fbc2..ed6155a 100644
--- a/.github/.OwlBot.yaml
+++ b/.github/.OwlBot.yaml
@@ -13,6 +13,6 @@
 # limitations under the License.
 
 docker:
-  image: gcr.io/repo-automation-bots/owlbot-python:latest
+  image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
 
 begin-after-commit-hash: ee56c3493ec6aeb237ff515ecea949710944a20f