chore(deps): update home-assistant/actions digest to f6f29a7 (#74)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/validate.yml

@@ -22,7 +22,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       - name: Run hassfest validation
-        uses: home-assistant/actions/hassfest@5752577ea7cc5aefb064b0b21432f18fe4d6ba90 # master
+        uses: home-assistant/actions/hassfest@f6f29a7ee3fa0eccadf3620a7b9ee00ab54ec03b # master
 
   hacs: # https://github.com/hacs/action
     name: HACS validation