LU-15714 pcc: reserve layout intent flags for PCCRO

LU-15714 pcc: reserve layout intent flags for PCCRO

Add wirecheck checks for PCCRO data structures
struct lu_pcc_attach,  lu_pcc_detach, lu_pcc_state

Test-Parameters: trivial
Signed-off-by: Qian Yingjin <qian@ddn.com>
Change-Id: If8a414103ab13155aa483179247c81908b6ced69
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/46981
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Feng Lei <flei@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>