Update pytest-flask requirement from ~=1.2 to ~=1.3

Updates the requirements on [pytest-flask](https://github.com/pytest-dev/pytest-flask) to permit the latest version.
- [Release notes](https://github.com/pytest-dev/pytest-flask/releases)
- [Changelog](https://github.com/pytest-dev/pytest-flask/blob/master/docs/changelog.rst)
- [Commits](https://github.com/pytest-dev/pytest-flask/compare/1.2.0...1.3.0)

---
updated-dependencies:
- dependency-name: pytest-flask
  dependency-version: 1.3.0
  dependency-type: direct:production
...

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

requirements.txt

@@ -87,7 +87,7 @@ pyppeteerstealth>=0.0.4
 
 # Include pytest, so if theres a support issue we can ask them to run these tests on their setup
 pytest ~=7.2
-pytest-flask ~=1.2
+pytest-flask ~=1.3
 pytest-mock ~=3.15
 
 # Anything 4.0 and up but not 5.0