dependabot: appease zizmor

Author: storopoli

.github/dependabot.yml

@@ -5,18 +5,27 @@ updates:
     directory: "/backend"
     schedule:
       interval: "monthly"
+    # Cooldown
+    cooldown:
+      default-days: 5
     open-pull-requests-limit: 10
 
   # Enable version updates for GitHub Actions
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
       interval: "monthly"
+    # Cooldown
+    cooldown:
+      default-days: 5
     open-pull-requests-limit: 10
 
   # Enable version updates for npm
   - package-ecosystem: "npm"
     directory: "/frontend"
     schedule:
       interval: "monthly"
-    open-pull-requests-limit: 10 
+    # Cooldown
+    cooldown:
+      default-days: 5
+    open-pull-requests-limit: 10