add dependabot cooldown

Author: anthony-nhs

.github/dependabot.yml

@@ -16,7 +16,8 @@ updates:
     open-pull-requests-limit: 20
     commit-message:
       prefix: "Upgrade: [dependabot] - "
-
+    cooldown:
+      default-days: 7
   ###################################
   # NPM workspace  ##################
   ###################################
@@ -30,6 +31,8 @@ updates:
     versioning-strategy: increase
     commit-message:
       prefix: "Upgrade: [dependabot] - "
+    cooldown:
+      default-days: 7
 
   ###################################
   # Poetry  #########################
@@ -44,3 +47,5 @@ updates:
     versioning-strategy: increase
     commit-message:
       prefix: "Upgrade: [dependabot] - "
+    cooldown:
+      default-days: 7