chore(deps-dev): bump pytest from 9.0.2 to 9.0.3 in /src/backend

Bumps [pytest](https://github.com/pytest-dev/pytest) from 9.0.2 to 9.0.3.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@9.0.2...9.0.3)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.0.3
  dependency-type: direct:development
...

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

Author: dependabot[bot]

src/backend/requirements-dev-3.14.txt

@@ -550,9 +550,9 @@ pyproject-hooks==1.2.0 \
     # via
     #   build
     #   pip-tools
-pytest==9.0.2 \
-    --hash=sha256:711ffd45bf766d5264d487b917733b453d917afd2b0ad65223959f59089f875b \
-    --hash=sha256:75186651a92bd89611d1d9fc20f0b4345fd827c41ccd5c299a868a05d70edf11
+pytest==9.0.3 \
+    --hash=sha256:2c5efc453d45394fdd706ade797c0a81091eccd1d6e4bccfcd476e2b8e0ab5d9 \
+    --hash=sha256:b86ada508af81d19edeb213c681b1d48246c1a91d304c6c81a427674c17eb91c
     # via
     #   pytest-codspeed
     #   pytest-django