LU-17649 ptlrpc: fix -EACCES connection error handling

LU-17649 ptlrpc: fix -EACCES connection error handling

Connection errors -EACCES and -EROFS leave import in
intermediate state. It is still active as well as pinger
over it but has obd_no_recov set. That allows import to
recover after all if server security is updated. But even
in FULL state any RPC over import gets -ESHUTDOWN as
obd_no_recov is set

Meanwhile obd_no_recov is not supposed to be used in that
way, it reflects particular mount option and should not
be recovered ever. So patch sets import to deactive state
instead, making import not operational too but with
option to be activated manually or remounted

Server connections like LWP, MDT-OST and MDT-MDT are
excluded and are never deactivated. Such errors are
considered as temporary until remote target updates own
security as required or administrative intervention will
restart target as needed.

In both cases console message is issued.

Signed-off-by: Mikhail Pershin <mpershin@whamcloud.com>
Change-Id: Ib83e1b0ac541823ec236591f08145340d6f6bf04
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/54448
Reviewed-by: Oleg Drokin <green@whamcloud.com>
Reviewed-by: Sebastien Buisson <sbuisson@ddn.com>
Reviewed-by: Aurelien Degremont <adegremont@nvidia.com>
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>