Update poetry in CI from 2.2.1 to 2.4.1 (#19866)

.github/workflows/complement_tests.yml

@@ -58,7 +58,7 @@ jobs:
       # We use `poetry` in `complement.sh`
       - uses: matrix-org/setup-python-poetry@5bbf6603c5c930615ec8a29f1b5d7d258d905aa4 # v2.0.0
         with:
-          poetry-version: "2.2.1"
+          poetry-version: "2.4.1"
           # Matches the `path` where we checkout Synapse above
           working-directory: "synapse"
 
@@ -76,7 +76,7 @@ jobs:
         run: |
           set -x
           DEBIAN_FRONTEND=noninteractive sudo apt-get install -yqq python3 pipx
-          pipx install poetry==2.2.1
+          pipx install poetry==2.4.1
 
           poetry remove -n twisted
           poetry add -n --extras tls git+https://github.com/twisted/twisted.git#trunk