Update pytest requirement from ~=7.2.2 to ~=7.3.1

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@7.2.2...7.3.1)

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

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

Author: dependabot[bot]

requirements_test.txt

@@ -51,7 +51,7 @@ jax[cpu]==0.4.8
 # lingvo==0.6.4
 
 # other
-pytest~=7.2.2
+pytest~=7.3.1
 pytest-flake8~=1.1.1
 flake8~=4.0.1
 pytest-mock~=3.10.0