uboot-envtools: rename 'imx6' to 'imx'

Signed-off-by: Piotr Dymacz <[email protected]>

package/boot/uboot-envtools/files/imx6 → package/boot/uboot-envtools/files/imx

@@ -6,7 +6,7 @@
 
 touch /etc/config/ubootenv
 
-. /lib/imx6.sh
+. /lib/imx.sh
 . /lib/uboot-envtools.sh
 . /lib/functions.sh