Apply gl-button class to buttons

app/views/admin/application_settings/network.html.haml

@@ -6,7 +6,7 @@
   .settings-header
     %h4
       = _('Performance optimization')
-    %button.btn.btn-default.js-settings-toggle{ type: 'button' }
+    %button.btn.gl-button.btn-default.js-settings-toggle{ type: 'button' }
       = expanded_by_default? ? _('Collapse') : _('Expand')
     %p
       = _('Various settings that affect GitLab performance.')
@@ -17,7 +17,7 @@
   .settings-header
     %h4
       = _('User and IP Rate Limits')
-    %button.btn.btn-default.js-settings-toggle{ type: 'button' }
+    %button.btn.gl-button.btn-default.js-settings-toggle{ type: 'button' }
       = expanded_by_default? ? _('Collapse') : _('Expand')
     %p
       = _('Configure limits for web and API requests.')
@@ -28,7 +28,7 @@
   .settings-header
     %h4
       = _('Outbound requests')
-    %button.btn.btn-default.js-settings-toggle{ type: 'button' }
+    %button.btn.gl-button.btn-default.js-settings-toggle{ type: 'button' }
       = expanded_by_default? ? _('Collapse') : _('Expand')
     %p
       = _('Allow requests to the local network from hooks and services.')
@@ -39,7 +39,7 @@
   .settings-header
     %h4
       = _('Protected Paths')
-    %button.btn.btn-default.js-settings-toggle{ type: 'button' }
+    %button.btn.gl-button.btn-default.js-settings-toggle{ type: 'button' }
       = expanded_by_default? ? _('Collapse') : _('Expand')
     %p
       = _('Configure paths to be protected by Rack Attack.')
@@ -54,7 +54,7 @@
   .settings-header
     %h4
       = _('Issues Rate Limits')
-    %button.btn.btn-default.js-settings-toggle{ type: 'button' }
+    %button.btn.gl-button.btn-default.js-settings-toggle{ type: 'button' }
       = expanded_by_default? ? _('Collapse') : _('Expand')
     %p
       = _('Configure limit for issues created per minute by web and API requests.')
@@ -65,7 +65,7 @@
   .settings-header
     %h4
       = _('Import/Export Rate Limits')
-    %button.btn.btn-default.js-settings-toggle{ type: 'button' }
+    %button.btn.gl-button.btn-default.js-settings-toggle{ type: 'button' }
       = expanded_by_default? ? _('Collapse') : _('Expand')
     %p
       = _('Configure limits for Project/Group Import/Export.')

ee/app/views/admin/application_settings/_ee_network_settings.haml

@@ -3,7 +3,7 @@
     .settings-header
       %h4
         = _('Incident Management Limits')
-      %button.btn.btn-default.js-settings-toggle{ type: 'button' }
+      %button.btn.gl-button.btn-default.js-settings-toggle{ type: 'button' }
         = expanded_by_default? ? _('Collapse') : _('Expand')
       %p
         = _('Configure limits on the number of inbound alerts able to be sent to a project.')