Bump filelock

Bumps the pip group with 1 update in the /{{cookiecutter.project_slug}}/CI directory: [filelock](https://github.com/tox-dev/py-filelock).


Updates `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
  dependency-group: pip
...

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

Author: dependabot[bot]

{{cookiecutter.project_slug}}/CI/requirements_ci.txt

@@ -140,9 +140,9 @@ docutils==0.21.2 \
     --hash=sha256:3a6b18732edf182daa3cd12775bbb338cf5691468f91eeeb109deff6ebfa986f \
     --hash=sha256:dafca5b9e384f0e419294eb4d2ff9fa826435bf15f15b7bd45723e8ad76811b2
     # via flit
-filelock==3.16.1 \
-    --hash=sha256:2082e5703d51fbf98ea75855d9d5527e33d8ff23099bec374a134febee6946b0 \
-    --hash=sha256:c249fbfcd5db47e5e2d6d62198e565475ee65e4831e2561c8e313fa7eb961435
+filelock==3.20.1 \
+    --hash=sha256:15d9e9a67306188a44baa72f569d2bfd803076269365fdea0934385da4dc361a \
+    --hash=sha256:b8360948b351b80f420878d8516519a2204b07aefcdcfd24912a5d33127f188c
     # via virtualenv
 flit==3.10.1 \
     --hash=sha256:9c6258ae76d218ce60f9e39a43ca42006a3abcc5c44ea6bb2a1daa13857a8f1a \