Update dependabot.yml

Author: kordianbruck

.github/dependabot.yml

@@ -1,6 +1,6 @@
 version: 2
 updates:
-  - package-ecosystem: "go"
+  - package-ecosystem: "gomod"
     directory: "/" # Location of package manifests
     schedule:
       interval: "monthly"
@@ -11,4 +11,4 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "monthly"
+      interval: "monthly"