fix(#1): link-package depends on build, not skipped publish steps

Woodpecker cannot resolve depends_on for steps excluded by when
clauses. On develop, publish-release is skipped (main-only), making
it an unknown dependency. Changed to depend on build instead.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.woodpecker.yml

@@ -139,5 +139,4 @@ steps:
       - branch: [main, develop]
         event: [push, manual, tag]
     depends_on:
-      - publish-release
-      - publish-dev
+      - build