Pin black to 22.10.0

Author: marcharper

.github/workflows/config.yml

@@ -55,7 +55,7 @@ jobs:
         python -m pylint --disable=all --enable=unused-import axelrod/strategies/_strategies.py
     - name: Check format
       run: |
-        python -m pip install black
+        python -m pip install black=="22.10.0"
         python -m black -l 80 . --check
     - name: Check that installs
       run: |