[MAINTENANCE] Skip dependabot for submodules without CI builds

Author: alien11689

.github/dependabot.yaml

@@ -21,3 +21,29 @@ updates:
       - dependency-name: "biz.aQute.bnd:biz.aQute.bndlib"
         versions:
           - ">=7.0.0"
+
+  - package-ecosystem: "maven"
+    directory: "/application"
+    schedule:
+      interval: "monthly"
+    ignore:
+      - dependency-name: "*"
+  - package-ecosystem: "maven"
+    directory: "/samples"
+    schedule:
+      interval: "monthly"
+    ignore:
+      - dependency-name: "*"
+  - package-ecosystem: "maven"
+    directory: "/sandbox"
+    schedule:
+      interval: "monthly"
+    ignore:
+      - dependency-name: "*"
+  - package-ecosystem: "maven"
+    directory: "/tutorials"
+    schedule:
+      interval: "monthly"
+    ignore:
+      - dependency-name: "*"
+