core: arm: imx set CFG_MMAP_REGIONS
core: arm: imx set CFG_MMAP_REGIONS

Set CFG_MMAP_REGIONS to 24.

Signed-off-by: Peng Fan <d3c162a96b7fb54e5d94bc77bc2c7cbbce10806f@nxp.com>

pascal-brand-st-dev/optee_os,pascal-brand-st-dev/optee_os,pascal-brand-st-dev/optee_os,pascal-brand-st-dev/optee_os,pascal-brand-st-dev/optee_os