hassfest correction

.github/workflows/hassfest.yml

@@ -1,20 +1,14 @@
-name: hassfest
+name: Validate with hassfest
 
 on:
   push:
-    branches:
-      - main
   pull_request:
-    branches:
-      - main
+  schedule:
+    - cron: "0 0 * * *"
 
 jobs:
-  hassfest:
-    runs-on: ubuntu-latest
+  validate:
+    runs-on: "ubuntu-latest"
     steps:
-      - name: Checkout code
-        uses: actions/checkout@v2
-
-      - name: Run hassfest
-        uses: home-assistant/actions/hassfest@main
-
+      - uses: "actions/checkout@v2"
+      - uses: home-assistant/actions/hassfest@master