Update dependabot.yml

Signed-off-by: Sall <sall@w-ss.io>

Author: ss-o

.github/dependabot.yml

@@ -1,7 +1,7 @@
 version: 2
 updates:
   - package-ecosystem: "gitsubmodule"
-    directory: "/themes/"
+    directory: "/"
     schedule:
       interval: "weekly"
   - package-ecosystem: "github-actions"