yaffs2-utils: renamed files dir to yaffs2-utils

Signed-off-by: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>

diff --git a/recipes/yaffs2/files/devextras.h.patch b/recipes/yaffs2/yaffs2-utils/devextras.h.patch
similarity index 100%
rename from recipes/yaffs2/files/devextras.h.patch
rename to recipes/yaffs2/yaffs2-utils/devextras.h.patch

diff --git a/recipes/yaffs2/files/mkyaffs2image.patch b/recipes/yaffs2/yaffs2-utils/mkyaffs2image.patch
similarity index 100%
rename from recipes/yaffs2/files/mkyaffs2image.patch
rename to recipes/yaffs2/yaffs2-utils/mkyaffs2image.patch