LU-18101 sec: fix ACL handling on recent kernels again

LU-18101 sec: fix ACL handling on recent kernels again

On recent distributions like Ubuntu 24.04, the kernel offers the
.get_inode_acl op on struct inode_operations. This must be defined
and fetch ACLs, otherwise they can end up being incorrect on inodes.

Fixes: aa636f8ae6 ("LU-18095 sec: fix ACL handling on recent kernels")
Test-Parameters: testlist=sanityn env=ONLY=25a,ONLY_REPEAT=10 mdscount=2 mdtcount=4 osscount=1 ostcount=8 clientcount=2
Test-Parameters: testlist=sanityn env=ONLY=25a,ONLY_REPEAT=10 mdscount=2 mdtcount=4 osscount=1 ostcount=8 clientcount=2 clientdistro=ubuntu2404 serverdistro=el8.8
Test-Parameters: testlist=sanity-sec env=ONLY=23b,ONLY_REPEAT=50 mdscount=2 mdtcount=4 osscount=1 ostcount=8 clientcount=2 clientdistro=ubuntu2404 serverdistro=el8.8
Test-Parameters: testlist=sanity env=ONLY=103a,ONLY_REPEAT=50 mdscount=2 mdtcount=4 osscount=1 ostcount=8 clientcount=2 clientdistro=ubuntu2404 serverdistro=el8.8
Signed-off-by: Sebastien Buisson <sbuisson@ddn.com>
Change-Id: Idcc642a11f6f6198217e5eadb2a2c32e8117b8b7
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/56552
Reviewed-by: Jian Yu <yujian@whamcloud.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>