ARM: shmobile: Sort r8a7790 MSTP entries

The r8a7790 MSTP bits should be kept sorted in the same way
as on other mach-shmobile SoCs. Move the HSCIF and thermal
bits to clean up the current state.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>