Apply GitLab UI button styles to buttons in app/views/projects/deployments directory

app/views/projects/deployments/_actions.haml

@@ -3,7 +3,7 @@
   - if actions.present?
     .btn-group
       .dropdown
-        %button.dropdown.dropdown-new.btn.btn-default.has-tooltip{ type: 'button', 'data-toggle' => 'dropdown', title: s_('Environments|Deploy to...') }
+        %button.dropdown.dropdown-new.btn.gl-button.btn-default.has-tooltip{ type: 'button', 'data-toggle' => 'dropdown', title: s_('Environments|Deploy to...') }
           = sprite_icon('play')
           = icon('caret-down')
         %ul.dropdown-menu.dropdown-menu-right

app/views/projects/deployments/_confirm_rollback_modal.html.haml

@@ -15,8 +15,8 @@
           %p
             = s_('Environments|This action will run the job defined by %{environment_name} for commit %{commit_id}, putting the environment in a previous version. You can revert it by re-deploying the latest version of your application. Are you sure you want to continue?').html_safe % {commit_id: commit_sha, environment_name: @environment.name}
       .modal-footer
-        = button_tag _('Cancel'), type: 'button', class: 'btn btn-cancel', data: { dismiss: 'modal' }
-        = link_to [:retry, @project, deployment.deployable], method: :post, class: 'btn btn-danger' do
+        = button_tag _('Cancel'), type: 'button', class: 'btn gl-button btn-danger', data: { dismiss: 'modal' }
+        = link_to [:retry, @project, deployment.deployable], method: :post, class: 'btn gl-button btn-danger' do
           - if deployment.last?
             = s_('Environments|Re-deploy')
           - else

app/views/projects/deployments/_rollback.haml

 - if deployment.deployable && can?(current_user, :create_deployment, deployment)
   - tooltip = deployment.last? ? s_('Environments|Re-deploy to environment') : s_('Environments|Rollback environment')
-  = button_tag class: 'btn btn-default btn-build has-tooltip', type: 'button', data: { toggle: 'modal', target: "#confirm-rollback-modal-#{deployment.id}" }, title: tooltip do
+  = button_tag class: 'btn gl-button btn-default btn-build has-tooltip', type: 'button', data: { toggle: 'modal', target: "#confirm-rollback-modal-#{deployment.id}" }, title: tooltip do
     - if deployment.last?
       = sprite_icon('repeat')
     - else

changelogs/unreleased/-231225-projects-deployments.yml

+---
+title: Add gl-button class to app/views/projects/deployments
+merge_request: 44203
+author: Lakshit
+type: other