chore(python): remove .gitignore from templates (googleapis#2160)

* chore(python): remove .gitignore from templates

Source-Link: googleapis/synthtool@419d94c
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-python:latest@sha256:a7aef70df5f13313ddc027409fc8f3151422ec2a57ac8730fce8fa75c060d5bb

* 🦉 Updates from OwlBot post-processor

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

* remove replacement in owlbot.py

---------

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]

.github/.OwlBot.lock.yaml

@@ -13,5 +13,5 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
-  digest: sha256:5581906b957284864632cde4e9c51d1cc66b0094990b27e689132fe5cd036046
-# created: 2025-03-07
+  digest: sha256:a7aef70df5f13313ddc027409fc8f3151422ec2a57ac8730fce8fa75c060d5bb
+# created: 2025-04-10T17:00:10.042601326Z

owlbot.py

@@ -130,14 +130,6 @@
     'ALL_VERSIONS = ["3.9", "3.10", "3.11", "3.12", "3.13"]',
 )
 
-
-# ----------------------------------------------------------------------------
-# pytype-related changes
-# ----------------------------------------------------------------------------
-
-# Add .pytype to .gitignore
-s.replace(".gitignore", r"\.pytest_cache", "\\g<0>\n.pytype")
-
 s.shell.run(["nox", "-s", "blacken"], hide_output=False)
 for noxfile in REPO_ROOT.glob("samples/**/noxfile.py"):
     s.shell.run(["nox", "-s", "blacken"], cwd=noxfile.parent, hide_output=False)