build: update .OwlBot.lock with new version of post-processor (#36)

gcf-owl-bot[bot] · web-flow · commit 0f5237b9b750 · 2021-04-12T13:29:20.000-04:00
Co-authored-by: gcf-owl-bot[bot] &lt;78513119+gcf-owl-bot[bot]@users.noreply.github.com&gt;
diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
@@ -1,3 +1,3 @@
 docker:
-  digest: sha256:22c0cf991a682946d6147d346e05c0acdf9602550abbd423f83a41f708742f15
+  digest: sha256:256df8953e97a55641beb6496ec3ab3551231ee7a1b38abfa32d0c25965caf62
   image: gcr.io/repo-automation-bots/owlbot-nodejs:latest
