Merge branch 'ml-fix-members-ambiguous-match' into 'master'

Match exact username to avoid ambiguous match

See merge request gitlab-org/gitlab!79077

qa/qa/page/component/invite_members_modal.rb

@@ -44,9 +44,9 @@ module QA
           open_invite_members_modal
 
           within_element(:invite_members_modal_content) do
-            fill_element :members_token_select_input, username
+            fill_element(:members_token_select_input, username)
             Support::WaitForRequests.wait_for_requests
-            click_button username
+            click_button(username, match: :prefer_exact)
             set_access_level(access_level)
           end