Make dependabot less frequent (#782)

Author: wenkokke

.github/dependabot.yml

@@ -5,30 +5,30 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "daily"
+      interval: "weekly"
     assignees:
       - "wenkokke"
 
   # Maintain dependencies for Node
   - package-ecosystem: "npm"
     directory: "/"
     schedule:
-      interval: "daily"
+      interval: "weekly"
     assignees:
       - "wenkokke"
 
   # Maintain dependencies for Ruby
   - package-ecosystem: "bundler"
     directory: "/"
     schedule:
-      interval: "daily"
+      interval: "weekly"
     assignees:
       - "wenkokke"
 
   # Maintain dependencies for Python
   - package-ecosystem: "pip"
     directory: "/"
     schedule:
-      interval: "daily"
+      interval: "weekly"
     assignees:
       - "wenkokke"