Fix hacs/action version

Author: chrisdoherty4

.github/workflows/validate.yml

@@ -33,7 +33,7 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Run HACS validation
-        uses: hacs/action@v22.5.0
+        uses: hacs/action@d556e736723344f83838d08488c983a15381059a # 22.5.0
         with:
           category: integration
           # Remove this 'ignore' key when you have added brand images for your integration to https://github.com/home-assistant/brands