Bump the pip group across 2 directories with 2 updates

Bumps the pip group with 1 update in the /hooks/python/configuring-your-server directory: [flask](https://github.com/pallets/flask).
Bumps the pip group with 1 update in the /hooks/python/flask-github-webhooks directory: [pyopenssl](https://github.com/pyca/pyopenssl).


Updates `flask` from 2.3.2 to 3.1.3
- [Release notes](https://github.com/pallets/flask/releases)
- [Changelog](https://github.com/pallets/flask/blob/main/CHANGES.rst)
- [Commits](pallets/flask@2.3.2...3.1.3)

Updates `pyopenssl` from 17.5.0 to 26.0.0
- [Changelog](https://github.com/pyca/pyopenssl/blob/main/CHANGELOG.rst)
- [Commits](pyca/pyopenssl@17.5.0...26.0.0)

---
updated-dependencies:
- dependency-name: flask
  dependency-version: 3.1.3
  dependency-type: direct:production
  dependency-group: pip
- dependency-name: pyopenssl
  dependency-version: 26.0.0
  dependency-type: direct:production
  dependency-group: pip
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

hooks/python/configuring-your-server/requirements.txt

@@ -1 +1 @@
-flask==2.3.2
+flask==3.1.3

hooks/python/flask-github-webhooks/requirements.txt

@@ -1,4 +1,4 @@
 Flask
 ipaddress
 requests
-pyOpenSSL==17.5.0
+pyOpenSSL==26.0.0