LU-18136 misc: add LDLM_LOCK_* macros to spelling.txt

LU-18136 misc: add LDLM_LOCK_* macros to spelling.txt

These macros are simply duplicates of the corresponding
ldlm_lock_* functions. Favor the non-macro versions.

Test-Parameters: trivial
Signed-off-by: Timothy Day <timday@amazon.com>
Change-Id: I8608ea301c6f7c71ee76ac2977276b67f6591c1e
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/56004
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Patrick Farrell <patrick.farrell@oracle.com>
Reviewed-by: jsimmons <jsimmons@infradead.org>
Reviewed-by: Oleg Drokin <green@whamcloud.com>