ide: fix a typo in the settings proc file name

commit f8ff6c732d35904d773043f979b844ef330c701b upstream.

Fixes: ec7d9c9c ("ide: replace ->proc_fops with ->proc_show")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>