chore: fix docs build on owlbot.py (googleapis#888)

* chore: fix docs build on owlbot.py

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: chelsea-lin

.kokoro/publish-docs.sh

@@ -58,5 +58,8 @@ python3.10 -m docuploader create-metadata \
 
 cat docs.metadata
 
+# Replace toc.yml template file
+mv docs/templates/toc.yml docs/_build/html/docfx_yaml/toc.yml
+
 # upload docs
 python3.10 -m docuploader upload docs/_build/html/docfx_yaml --metadata-file docs.metadata --destination-prefix docfx --staging-bucket "${V2_STAGING_BUCKET}"

owlbot.py

@@ -112,14 +112,14 @@
         re.escape("# upload docs")
         + "\n"
         + re.escape(
-            'python3 -m docuploader upload docs/_build/html/docfx_yaml --metadata-file docs.metadata --destination-prefix docfx --staging-bucket "${V2_STAGING_BUCKET}"'
+            'python3.10 -m docuploader upload docs/_build/html/docfx_yaml --metadata-file docs.metadata --destination-prefix docfx --staging-bucket "${V2_STAGING_BUCKET}"'
         )
     ),
     (
         "# Replace toc.yml template file\n"
         + "mv docs/templates/toc.yml docs/_build/html/docfx_yaml/toc.yml\n\n"
         + "# upload docs\n"
-        + 'python3 -m docuploader upload docs/_build/html/docfx_yaml --metadata-file docs.metadata --destination-prefix docfx --staging-bucket "${V2_STAGING_BUCKET}"'
+        + 'python3.10 -m docuploader upload docs/_build/html/docfx_yaml --metadata-file docs.metadata --destination-prefix docfx --staging-bucket "${V2_STAGING_BUCKET}"'
     ),
 )