ocfs2: adjust function name reference

ocfs2: adjust function name reference

There is no function dlm_mast_regions().  However, dlm_match_regions() is
passed the buffer "local", which it uses internally, so it seems like
dlm_match_regions() was intended.

Link: https://lkml.kernel.org/r/20251230142513.95467-1-Julia.Lawall@inria.fr
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Acked-by: Joseph Qi <joseph.qi@linux.alibaba.com>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Changwei Ge <gechangwei@live.cn>
Cc: Jun Piao <piaojun@huawei.com>
Cc: Heming Zhao <heming.zhao@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>