Bump filelock from 3.16.1 to 3.20.1 in /requirements

Bumps [filelock](https://github.com/tox-dev/py-filelock) from 3.16.1 to 3.20.1.
- [Release notes](https://github.com/tox-dev/py-filelock/releases)
- [Changelog](https://github.com/tox-dev/filelock/blob/main/docs/changelog.rst)
- [Commits](tox-dev/filelock@3.16.1...3.20.1)

---
updated-dependencies:
- dependency-name: filelock
  dependency-version: 3.20.1
  dependency-type: indirect
...

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

Author: dependabot[bot]

requirements/dev.txt

@@ -10,7 +10,7 @@ coverage[toml]==7.6.10
     # via pytest-cov
 distlib==0.3.9
     # via virtualenv
-filelock==3.16.1
+filelock==3.20.1
     # via virtualenv
 identify==2.6.5
     # via pre-commit
@@ -29,26 +29,27 @@ pluggy==1.5.0
 port-for==0.7.4
     # via pytest-postgresql
 pre-commit==4.0.1
-    # via -r requirements/dev.in
+    # via -r dev.in
 psutil==6.1.1
     # via mirakuru
+psycopg==3.3.2
+    # via pytest-postgresql
 pytest==8.3.4
     # via
-    #   -r requirements/tests.in
+    #   -r tests.in
     #   pytest-cov
     #   pytest-postgresql
 pytest-cov==6.0.0
-    # via -r requirements/tests.in
+    # via -r tests.in
 pytest-postgresql==6.1.1
-    # via -r requirements/tests.in
+    # via -r tests.in
 pyyaml==6.0.2
     # via pre-commit
-setuptools==75.7.0
-    # via pytest-postgresql
 typing-extensions==4.12.2
     # via psycopg
 virtualenv==20.28.1
     # via pre-commit
 
 # The following packages are considered to be unsafe in a requirements file:
-# psycopg
+setuptools==75.7.0
+    # via pytest-postgresql