chore(deps): bump flask

Bumps [flask](https://github.com/pallets/flask) from 2.3.0 to 3.1.3.
- [Release notes](https://github.com/pallets/flask/releases)
- [Changelog](https://github.com/pallets/flask/blob/main/CHANGES.rst)
- [Commits](https://github.com/pallets/flask/compare/2.3.0...3.1.3)

---
updated-dependencies:
- dependency-name: flask
  dependency-version: 3.1.3
  dependency-type: direct:production
...

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

tests/dynamic_fixtures/env_capture/flask_three_deps/pyproject.toml

@@ -2,4 +2,4 @@
 name = "flask_three_deps"
 version = "0.1.0"
 requires-python = ">=3.11"
-dependencies = ["Flask>=2.3", "requests>=2.30", "Jinja2>=3.1"]
+dependencies = ["Flask>=3.1.3", "requests>=2.30", "Jinja2>=3.1"]

tests/dynamic_fixtures/env_capture/flask_three_deps/requirements.txt

@@ -1,3 +1,3 @@
-Flask==2.3.0
+Flask==3.1.3
 requests==2.31.0
 Jinja2==3.1.2