chore(python): add requirements for docs build (googleapis#1125)

gcf-owl-bot[bot] · mukund-ananthu · web-flow · commit bdac3ee4dfc2 · 2024-03-15T16:58:33.000-07:00
Co-authored-by: Owl Bot &lt;gcf-owl-bot[bot]@users.noreply.github.com&gt;
Co-authored-by: mukund-ananthu &lt;83691193+mukund-ananthu@users.noreply.github.com&gt;
diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
@@ -15,3 +15,4 @@ docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
   digest: sha256:a8a80fc6456e433df53fc2a0d72ca0345db0ddefb409f1b75b118dfd1babd952
 # created: 2024-03-15T16:25:47.905264637Z
+
