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/cei/cei-tk1-som/MAINTAINERS b/board/cei/cei-tk1-som/MAINTAINERS
index 192e1a3..f181740 100644
--- a/board/cei/cei-tk1-som/MAINTAINERS
+++ b/board/cei/cei-tk1-som/MAINTAINERS
@@ -1,6 +1,6 @@
 TK1-SOM BOARD
 M:	Peter.Chubb@data61.csiro.au
 S:	Maintained
-F:	board/cei/tk1-som/
+F:	board/cei/cei-tk1-som/
 F:	include/configs/cei-tk1-som.h
 F:	configs/cei-tk1-som_defconfig