remove cancel-workflow-action, superseded by concurrency option

Signed-off-by: Karl W. Schulz <karl.schulz@amd.com>

.github/workflows/formatting.yml

@@ -19,11 +19,8 @@ jobs:
         python-version: [3.8, 3.9]
 
     steps:
-    - uses: actions/checkout@v4
-    # Cancel any previous runs
-    - name: Cancel Previous Runs
-      uses: styfle/cancel-workflow-action@0.11.0
-      
+    - name: Checkout
+      uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
       with: