ci(dependabot): remove dependency-type option

Author: char0n

.github/dependabot.yml

@@ -12,7 +12,6 @@ updates:
   ignore:
     - dependency-name: "traverse"
     - dependency-name: "undici" # we need to stay on undici@5 for testing on Node.js@16
-      dependency-type: "development"
       update-types:
         - "version-update:semver-major"