CI: Install poetry before setting up python to allow caching

Author: ByteOtter

.github/workflows/pytests.yml

@@ -39,16 +39,16 @@ jobs:
             echo "python_installed=false" >> $GITHUB_OUTPUT
           fi
 
+      - name: Install Poetry
+        uses: snok/install-poetry@v1
+
       - name: Set up Python
         if: steps.python-check.outputs.python_installed == 'false'
         uses: actions/setup-python@v5
         with:
           python-version: '3.13'
           cache: ${{ steps.lockfile.outputs.cache_type }}
 
-      - name: Install Poetry
-        uses: snok/install-poetry@v1
-
       - name: Cache Poetry Dependencies
         uses: actions/cache@v4
         with: