Update dependabot.yml to use wildcard directories

Author: CharlieTLe

.github/dependabot.yml

@@ -20,16 +20,15 @@ updates:
       interval: "daily"
   - package-ecosystem: "gomod"
     directories:
-      - "/src/checkoutservice"
-      - "/src/productcatalogservice"
+      - "/src/**/*"
     groups:
       go-production-dependencies:
         dependency-type: "production"
     schedule:
       interval: "daily"
   - package-ecosystem: "gradle"
     directories:
-      - "/src/adservice"
+      - "/src/**/*"
     groups:
       gradle-production-dependencies:
         dependency-type: "production"