update dependabot config

Signed-off-by: Ivan Valdes <[email protected]>

.github/dependabot.yml

@@ -7,18 +7,25 @@ updates:
       interval: weekly
 
   - package-ecosystem: gomod
-    directory: /
-    schedule:
-      interval: weekly
-    allow:
-      - dependency-type: all
-
-  - package-ecosystem: gomod
-    directory: /tools/mod # Not linked from /go.mod
+    directories:
+      - /
+      - /api
+      - /client/internal/v2
+      - /client/pkg
+      - /client/v3
+      - /etcdctl
+      - /etcdutl
+      - /pkg
+      - /server
+      - /tests
+      - /tools/mod
+      - /tools/rw-heatmaps
+      - /tools/testgrid-analysis
     schedule:
-      interval: weekly
+      interval: daily
     allow:
       - dependency-type: all
+    open-pull-requests-limit: 30
 
   - package-ecosystem: docker
     directory: /