LU-16082 ldiskfs: old-style EA inode fix for el8.5/el8.6

LU-16082 ldiskfs: old-style EA inode fix for el8.5/el8.6

Add the rhel8/ext4-old_ea_inodes_handling_fix.patch to the ldiskfs
series for el8.5 and el8.6 kernels.

Lustre-change: https://review.whamcloud.com/48496
Lustre-commit: ba9845274c8ea5c55f57b7fa0e839f18d76031ea

Test-Parameters: trivial testlist=sanity clientdistro=el8.6 serverdistro=el8.6
Fixes: 76c3fa96dc30 ("LU-16082 ldiskfs: old-style EA inode handling fix")
Signed-off-by: Andreas Dilger <adilger@whamcloud.com>
Change-Id: Ifb66a0b7d78e5153d7897bee45fbf1d0e58fbc5c
Reviewed-on: https://review.whamcloud.com/48612
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>