LU-17592 build: kernel 6.8 removed strlcpy()

LU-17592 build: kernel 6.8 removed strlcpy()

Linux commit v6.7-11707-gd26270061ae6
  string: Remove strlcpy()

strlcpy() is removed, use strscpy() and provide a strscpy()
for kernels that do not have one.

HPE-bug-id: LUS-12181
Signed-off-by: Shaun Tancheff <shaun.tancheff@hpe.com>
Change-Id: Ieab872f20e08d17a4842bc944fa38f9867de81f9
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/54227
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Jian Yu <yujian@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Reviewed-by: Oleg Drokin <green@whamcloud.com>