Update dependabot.yml

Author: stefmolin

.github/dependabot.yml

@@ -7,8 +7,10 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      # Check for updates to GitHub Actions every month
       interval: "monthly"
+    ignore: # only update minor or major version changes
+      - dependency-name: "*"
+        update-types: ["version-update:semver-patch"]
     groups:
       actions:
         patterns: