Specify dependabot labels

We don't want the semantic labels like major/minor/patch as they
interfere with release-drafter labels

Author: cristianrgreco

.github/dependabot.yml

@@ -41,6 +41,9 @@ updates:
       - "/packages/modules/weaviate"
     schedule:
       interval: "weekly"
+    labels:
+      - "dependencies"
+      - "javascript"
     groups:
       dependencies:
         patterns:
@@ -50,7 +53,10 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
+    labels:
+      - "dependencies"
+      - "github_actions"
     groups:
       actions:
         patterns:
-          - "*"
+          - "*"