LU-16477 ldiskfs: Add ext4-enc-flag patch for SUSE 15 SP5

LU-16477 ldiskfs: Add ext4-enc-flag patch for SUSE 15 SP5

Include ext4-enc-flag for linux 5.14 in the 5.14 based SUSE 15 SP5
ldiskfs series.

Test-Parameters: trivial
HPE-bug-id: LUS-11442
Signed-off-by: Shaun Tancheff <shaun.tancheff@hpe.com>
Change-Id: If73c1665d5623f90d6908b049eb27755952b03f0
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/51945
Reviewed-by: Sebastien Buisson <sbuisson@ddn.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>