MAINTAINERS: describe differences between F: and N: patterns
There is a difference in how scripts/get_maintainer.pl treats
F: and N: file pattern matches.
Describe those differences in the MAINTAINERS file.
Signed-off-by: Joe Perches <joe@perches.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Mark Brown <broonie@linaro.org> Cc: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>