* Disable SSH key addition and deletion when externally managed When a user has a login source which has SSH key management key addition and deletion using the UI should be disabled. Fix #13983 Signed-off-by: Andrew Thornton <[email protected]> * Make only externally managed keys disabled Signed-off-by: Andrew Thornton <[email protected]> Co-authored-by: Lunny Xiao <[email protected]>