Set link_startup_again to false after a successful
ufshcd_dme_link_startup operation and confirmation of device presence.
Prevents unnecessary link startup attempts when the previous operation
has succeeded.
Signed-off-by: Vamshi Gajjela <vamshigajjela@xxxxxxxxxx>
Fixes: 7caf489b99a4 ("scsi: ufs: issue link starup 2 times if device isn't active")
Cc: stable@xxxxxxxxxxxxxxx