Merge branch 'huzaifaiftikhar1_pajama_migration_link_buttons' into 'master'

Make buttons Pajama compliant

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/126470



Merged-by: Simon Knox <simon@gitlab.com>
Approved-by: Hitesh Raghuvanshi <hraghuvanshi@gitlab.com>
Approved-by: Tan Le <tle@gitlab.com>
Approved-by: Simon Knox <simon@gitlab.com>
Reviewed-by: Huzaifa Iftikhar <hiftikhar@gitlab.com>
Reviewed-by: Tan Le <tle@gitlab.com>
Co-authored-by: huzaifaiftikhar1 <hiftikhar@gitlab.com>

ee/app/views/groups/saml_group_links/_form.html.haml

 %section.saml-group-links
-  = form_for [group, SamlGroupLink.new] do |f|
+  = gitlab_ui_form_for [group, SamlGroupLink.new] do |f|
     .form-holder
       .form-group.row
         .col-sm-2.col-form-label
@@ -18,4 +18,4 @@
             = s_('GroupSAML|Role to assign members of this SAML group.')
     .form-actions.gl-mb-5
-      = f.submit _('Save'), class: 'btn gl-button btn-success'
+      = f.submit _('Save'), pajamas_button: true