Default enable new_pipeline_from

Default enable the flag
new_pipeline_form.

app/controllers/projects/pipelines_controller.rb

@@ -14,7 +14,7 @@ class Projects::PipelinesController < Projects::ApplicationController
   before_action do
     push_frontend_feature_flag(:dag_pipeline_tab, project, default_enabled: true)
     push_frontend_feature_flag(:pipelines_security_report_summary, project)
-    push_frontend_feature_flag(:new_pipeline_form, project)
+    push_frontend_feature_flag(:new_pipeline_form, project, default_enabled: true)
     push_frontend_feature_flag(:graphql_pipeline_header, project, type: :development, default_enabled: false)
     push_frontend_feature_flag(:graphql_pipeline_details, project, type: :development, default_enabled: false)
     push_frontend_feature_flag(:new_pipeline_form_prefilled_vars, project, type: :development)

app/views/projects/pipelines/new.html.haml

@@ -6,7 +6,7 @@
   = s_('Pipeline|Run Pipeline')
 %hr
 
-- if Feature.enabled?(:new_pipeline_form, @project)
+- if Feature.enabled?(:new_pipeline_form, @project, default_enabled: true)
   #js-new-pipeline{ data: { project_id: @project.id,
     pipelines_path: project_pipelines_path(@project),
     config_variables_path: config_variables_namespace_project_pipelines_path(@project.namespace, @project),

changelogs/unreleased/new-pipeline-form-default-true.yml

+---
+title: Default enable new_pipeline_form
+merge_request: 46915
+author:
+type: added

config/feature_flags/development/new_pipeline_form.yml

@@ -5,4 +5,4 @@ rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/229632
 milestone: '13.2'
 type: development
 group: group::continuous integration
-default_enabled: false
+default_enabled: true