Control runner tags for package promotion via env vars

Related https://gitlab.com/gitlab-org/omnibus-gitlab/-/issues/8122

Signed-off-by: Balasankar "Balu" C <[email protected]>

Author: balasankarc

.gitlab-ci.yml

@@ -71,6 +71,7 @@ variables:
   DEV_PROJECT_PATH: 'gitlab/omnibus-gitlab'
   QA_PROJECT_PATH: 'gitlab-org/build/omnibus-gitlab-mirror'
   ARM64_RUNNER_TAG: 'arm64'
+  PACKAGE_PROMOTION_RUNNER_TAG: 'promotion'
 
 .distribution-amd64-tags:
   - distribution-runner

gitlab-ci-config/dev-gitlab-org.yml

@@ -163,7 +163,7 @@
   cache: !reference [.tag-cache]
   retry: 2
   tags:
-  - promotion
+  - ${PACKAGE_PROMOTION_RUNNER_TAG}
   rules:
     - !reference [.default_rules, rules]
     - !reference [.skip_release_jobs, rules]
@@ -199,7 +199,7 @@
   retry: 2
   cache: !reference [.tag-cache]
   tags:
-  - promotion
+  - ${PACKAGE_PROMOTION_RUNNER_TAG}
   rules:
     - !reference [.default_rules, rules]
     - !reference [.skip_release_jobs, rules]