chore: update owlbot template for release file (#304)

* chore: update owlbot template for release file

* 🦉 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: dandhlee

.kokoro/release.sh

@@ -16,7 +16,7 @@
 set -eo pipefail
 
 # Start the releasetool reporter
-python3 -m pip install --require-hashes -r github/sphinx-docfx-yaml/.kokoro/requirements.txt
+python3 -m pip install --no-deps --require-hashes -r github/sphinx-docfx-yaml/.kokoro/requirements.txt
 python3 -m releasetool publish-reporter-script > /tmp/publisher-script; source /tmp/publisher-script
 
 # Disable buffering, so that the logs stream through.

owlbot.py

@@ -53,3 +53,9 @@
     ],
 )
 
+# Diable the dependency resolver.
+s.replace(
+    ".kokoro/release.sh",
+    "python3 -m pip install --require-hashes",
+    "python3 -m pip install --no-deps --require-hashes",
+)