chore: Bump gapic-generator-python version to 1.3.0 (#295)

* feat: Bump gapic-generator-python version to 1.3.0

PiperOrigin-RevId: 472561635

Source-Link: googleapis/googleapis@332ecf5

Source-Link: https://github.com/googleapis/googleapis-gen/commit/4313d682880fd9d7247291164d4e9d3d5bd9f177
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* 🦉 Updates from OwlBot post-processor

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

* chore: update dependency cryptography

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

Author: gcf-owl-bot[bot]

privateca/snippets/requirements-test.txt

@@ -1,3 +1,3 @@
 pytest==7.1.3
 google-auth==2.11.0
-cryptography==37.0.4
+cryptography==38.0.1