Enable VSA deployment query modifications

This change enables the query_deploymenys_via_finished_at_in_vsa FF.

changelogs/unreleased/enable-query_deployments_via_finished_at_in_vsa-ff.yml

+---
+title: Filter deployments by finished_at in Value Stream Analytics
+merge_request: 53861
+author:
+type: changed

config/feature_flags/development/query_deploymenys_via_finished_at_in_vsa.yml

@@ -5,4 +5,4 @@ rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/300649
 milestone: '13.9'
 type: development
 group: group::optimize
-default_enabled: false
+default_enabled: true

ee/lib/gitlab/analytics/cycle_analytics/summary/group/deploy.rb

@@ -20,7 +20,7 @@ module Gitlab
 
             # rubocop: disable CodeReuse/ActiveRecord
             def deployments_count
-              @deployments_count ||= if Feature.enabled?(:query_deploymenys_via_finished_at_in_vsa)
+              @deployments_count ||= if Feature.enabled?(:query_deploymenys_via_finished_at_in_vsa, default_enabled: :yaml)
                                        deployments = DeploymentsFinder
                                          .new(group: group, finished_after: options[:from], finished_before: options[:to], status: :success)
                                          .execute

lib/gitlab/cycle_analytics/summary/deploy.rb

@@ -15,7 +15,7 @@ module Gitlab
         private
 
         def deployments_count
-          if Feature.enabled?(:query_deploymenys_via_finished_at_in_vsa)
+          if Feature.enabled?(:query_deploymenys_via_finished_at_in_vsa, default_enabled: :yaml)
             DeploymentsFinder
               .new(project: @project, finished_after: @from, finished_before: @to, status: :success)
               .execute