CI: rgm-package must wait for update-package-json-version in main pip… (#77022)

CI: rgm-package must wait for update-package-json-version in main pipeline

scripts/drone/pipelines/build.star

@@ -70,17 +70,18 @@ def build_e2e(trigger, ver_mode):
             [
                 build_frontend_package_step(),
                 enterprise_downstream_step(ver_mode = ver_mode),
+                rgm_package_step(distros = "linux/amd64,linux/arm64", file = "packages.txt"),
             ],
         )
     else:
         build_steps.extend([
             update_package_json_version(),
             build_frontend_package_step(depends_on = ["update-package-json-version"]),
+            rgm_package_step(depends_on = ["update-package-json-version"], distros = "linux/amd64,linux/arm64", file = "packages.txt"),
         ])
 
     build_steps.extend(
         [
-            rgm_package_step(distros = "linux/amd64,linux/arm64", file = "packages.txt"),
             grafana_server_step(),
             e2e_tests_step("dashboards-suite"),
             e2e_tests_step("smoke-tests-suite"),

scripts/drone/steps/rgm.star

@@ -9,12 +9,12 @@ load(
 )
 
 # rgm_package_step will create a tar.gz for use in e2e tests or other PR testing related activities..
-def rgm_package_step(distros = "linux/amd64,linux/arm64", file = "packages.txt"):
+def rgm_package_step(distros = "linux/amd64,linux/arm64", file = "packages.txt", depends_on = ["yarn-install"]):
     return {
         "name": "rgm-package",
         "image": "grafana/grafana-build:main",
         "pull": "always",
-        "depends_on": ["yarn-install"],
+        "depends_on": depends_on,
         "commands": [
             "/src/grafana-build package --distro={} ".format(distros) +
             "--go-version={} ".format(golang_version) +