Added dependabot cooldown period so only stable releases will be suggested (#99)

Author: s99mj

.github/dependabot.yml

@@ -1,6 +1,8 @@
 version: 2
 updates:
   - package-ecosystem: "uv"
+    cooldown:
+      default-days: 7
     directory: "/"  
     schedule:
       interval: "weekly"
@@ -13,6 +15,8 @@ updates:
     schedule:
       interval: "weekly"
   - package-ecosystem: "docker"
+    cooldown:
+      default-days: 7
     directory: "/"
     schedule:
       interval: "weekly"