Docs: Remove dependency between build-frontend and build-frontend-docs (#45736) (#45768)

* Remove dependency

* Add yarn commands

(cherry picked from commit 02640c7436)

scripts/drone/pipelines/docs.star

@@ -26,9 +26,6 @@ load(
 
 def docs_pipelines(edition, ver_mode, trigger):
     steps = [download_grabpl_step()] + initialize_step(edition, platform='linux', ver_mode=ver_mode)
-    steps.extend([
-        build_frontend_step(edition=edition, ver_mode=ver_mode),
-    ])
 
     # Insert remaining steps
     steps.extend([

scripts/drone/steps/lib.star

@@ -189,7 +189,7 @@ def enterprise_downstream_step(edition):
                 'grafana/grafana-enterprise@main',
             ],
             'params': [
-                'SOURCE_BUILD_NUMBER=${DRONE_BUILD_NUMBER}',
+                'SOURCE_BUILD_NUMBER=${DRONE_COMMIT}',
                 'SOURCE_COMMIT=${DRONE_COMMIT}',
             ],
         },
@@ -427,9 +427,12 @@ def build_frontend_docs_step(edition):
         'name': 'build-frontend-docs',
         'image': build_image,
         'depends_on': [
-            'build-frontend'
+            'initialize'
         ],
         'commands': [
+            'yarn packages:build',
+            'yarn packages:docsExtract',
+            'yarn packages:docsToMarkdown',
             './scripts/ci-reference-docs-lint.sh ci',
         ]
     }