MAINTAINERS: Fix path typos and similar

We have a number of cases where the in-tree path of files and where
they presumably were when the first version of a patch were posted
differ slightly.  Correct these to point at where the files are now.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/board/broadcom/bcmns/MAINTAINERS b/board/broadcom/bcmns/MAINTAINERS
index 86b68c9..63c6d8b 100644
--- a/board/broadcom/bcmns/MAINTAINERS
+++ b/board/broadcom/bcmns/MAINTAINERS
@@ -1,6 +1,6 @@
 BCMNS BOARD
 M:	Linus Walleij <linus.walleij@linaro.org>
 S:	Maintained
-F:	board/broadcom/bcmnsp/
+F:	board/broadcom/bcmns/
 F:	configs/bcmns_defconfig
-F:	include/configs/bcmnsp.h
+F:	include/configs/bcmns.h