imx: Fix build error

Fix wrong environment.h and remove DECLARE_GLOBAL_DATA_PTR

Fixes: 30e39ac7c9 (imx: imx7 Support for Manufacturing Protection)
Signed-off-by: Ye Li <ye.li@nxp.com>
Reviewed-by: Gaurav Jain <gaurav.jain@nxp.com>
1 file changed