fs/hfsplus: wrapper.c: fix kernel-doc warnings

Fix kernel-doc warnings found when using "W=1".

wrapper.c:48: warning: No description found for return value of 'hfsplus_submit_bio'
wrapper.c:49: warning: Function parameter or member 'opf' not described in 'hfsplus_submit_bio'
wrapper.c:49: warning: Excess function parameter 'op' description in 'hfsplus_submit_bio'
wrapper.c:49: warning: Excess function parameter 'op_flags' description in 'hfsplus_submit_bio'

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20231206024317.31020-1-rdunlap@infradead.org
Cc: <linux-fsdevel@vger.kernel.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Christian Brauner <brauner@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Christian Brauner <brauner@kernel.org>