Update formatter.yaml

Author: code-rgb

.github/workflows/formatter.yaml

@@ -16,7 +16,7 @@ jobs:
       - name: Add Poetry to path
         run: echo "${HOME}/.poetry/bin" >> $GITHUB_PATH
       - name: Install Requirements
-        run: poetry install --only dev
+        run: poetry install
       - name: Check for showstoppers
         run: >
           poetry run autopep8 --verbose --in-place --recursive --aggressive --aggressive