distutils: remove empty datadir/share after it's content is moved to datadir

* fixes a lot of QA warnings about unpackaged /usr/share/share

(From OE-Core rev: 10457e343b27e63b35e0278b00e9c25106b0cc1b)

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/classes/distutils.bbclass

@@ -64,6 +64,7 @@ distutils_do_install() {
         #
         if test -e ${D}${datadir}/share; then
             mv -f ${D}${datadir}/share/* ${D}${datadir}/
+            rmdir ${D}${datadir}/share
         fi
 }