chore(deps): update pytest requirement from ==7.4.* to ==8.3.*

Updates the requirements on [pytest](https://github.com/pytest-dev/pytest) to permit the latest version.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@7.4.0.dev0...8.3.3)

---
updated-dependencies:
- dependency-name: pytest
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements-testing.txt

@@ -1,6 +1,6 @@
 coverage[toml] == 7.*
 coverage-conditional-plugin == 0.9.0
-pytest == 7.4.*
+pytest == 8.3.*
 pytest-cov == 6.0.*
 pytest-timeout == 2.3.*
 pytest-xdist == 3.6.*