Bump pytest-postgresql from 3.0.0 to 4.1.0

Bumps [pytest-postgresql](https://github.com/ClearcodeHQ/pytest-postgresql) from 3.0.0 to 4.1.0.
- [Release notes](https://github.com/ClearcodeHQ/pytest-postgresql/releases)
- [Changelog](https://github.com/ClearcodeHQ/pytest-postgresql/blob/main/CHANGES.rst)
- [Commits](ClearcodeHQ/pytest-postgresql@v3.0.0...v4.1.0)

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

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

requirements/tests.txt

@@ -166,9 +166,9 @@ pytest==6.2.5 \
     # via
     #   -r requirements/tests.in
     #   pytest-postgresql
-pytest-postgresql==3.0.0 \
-    --hash=sha256:321ae3e4980898642b0f17907b94f52d959d3d161d23a2f4844c219e69100ca3 \
-    --hash=sha256:3bc7cdf3f6a70c76a92679e4965833d13572195225d7c98e65b04d95d11c40ab
+pytest-postgresql==4.1.0 \
+    --hash=sha256:599d21d65f14e1470feed8fdfd92252db1eca7b5b2c7d3f7029f068091078773 \
+    --hash=sha256:7987aecfc7ccd334e913367f448beeff5c17e84eb6bea768b20bf1458b95fb64
     # via -r requirements/tests.in
 python-dateutil==2.8.2 \
     --hash=sha256:0123cacc1627ae19ddf3c27a5de5bd67ee4586fbdd6440d9748f8abb483d3e86 \