Fix when and depends_on (#3063)

also close #3060 because it's no longer necessary then

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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.woodpecker/test.yml

@@ -25,7 +25,9 @@ steps:
     commands:
       - go mod vendor
     when:
-      - path: *when_path
+      - path:
+          - <<: *when_path
+          - '.woodpecker/**'
 
   lint-pipeline:
     depends_on:
@@ -130,8 +132,6 @@ steps:
     depends_on:
       - test
       - sqlite
-      - postgres
-      - mysql
     pull: true
     image: docker.io/woodpeckerci/plugin-codecov:2.1.2
     settings: