Bump pytest from 7.0.1 to 7.1.0 in /requirements (#18976)

Bumps [pytest](https://github.com/pytest-dev/pytest) from 7.0.1 to 7.1.0.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/pytest-dev/pytest/compare/7.0.1...7.1.0)

---
updated-dependencies:
- dependency-name: pytest
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements/tests.txt

@@ -45,9 +45,9 @@ py==1.11.0 \
     --hash=sha256:607c53218732647dff4acdfcd50cb62615cedf612e72d1724fb1a0cc6405b378 \
     --hash=sha256:51c75c4126074b472f746a24399ad32f6053d1b34b68d2fa41e558e6f4a98719
 # pytest is required by amo-validator, pytest-base-url, pytest-cov, pytest-django, pytest-html, pytest-instafail, pytest-variables, pytest-xdist
-pytest==7.0.1 \
-    --hash=sha256:9ce3ff477af913ecf6321fe337b93a2c0dcf2a0a1439c43f5452112c1e4280db \
-    --hash=sha256:e30905a0c131d3d94b89624a1cc5afec3e0ba2fbdb151867d8e0ebd49850f171
+pytest==7.1.0 \
+    --hash=sha256:b555252a95bbb2a37a97b5ac2eb050c436f7989993565f5e0c9128fcaacadd0e \
+    --hash=sha256:f1089d218cfcc63a212c42896f1b7fbf096874d045e1988186861a1a87d27b47
 pytest-django==4.5.2 \
     --hash=sha256:c60834861933773109334fe5a53e83d1ef4828f2203a1d6a0fa9972f4f75ab3e \
     --hash=sha256:d9076f759bb7c36939dbdd5ae6633c18edfc2902d1a69fdbefd2426b970ce6c2