mc: add to extended, but not part of any image

Signed-off-by: Saul Wold <Saul.Wold@intel.com>

diff --git a/meta-extras/packages/mc/mc_4.7.3.bb b/meta/recipes-extended/mc/mc_4.7.3.bb
similarity index 100%
rename from meta-extras/packages/mc/mc_4.7.3.bb
rename to meta/recipes-extended/mc/mc_4.7.3.bb