Fix missing EE-specific service parameters for Jenkins CI

Closes gitlab-com/support-forum#946, #934

CHANGELOG-EE

@@ -3,6 +3,7 @@ v 8.12.0 (Unreleased)
 
 v 8.11.3 (Unreleased)
   - [ES] Add logging to indexer
+  - Fix missing EE-specific service parameters for Jenkins CI
   - Set the correct `GL_PROTOCOL` when rebasing !691
 
 v 8.11.2

app/controllers/concerns/service_params.rb

@@ -18,7 +18,11 @@ module ServiceParams
                     :add_pusher, :send_from_committer_email, :disable_diffs,
                     :external_wiki_url, :notify, :color,
                     :server_host, :server_port, :default_irc_uri, :enable_ssl_verification,
-                    :jira_issue_transition_id]
+                    :jira_issue_transition_id,
+
+                    ## EE Specific
+                    :multiproject_enabled, :pass_unstable,
+                    :jenkins_url, :project_name]
 
   # Parameters to ignore if no value is specified
   FILTER_BLANK_PARAMS = [:password]