kernel: mem_domain: fix partition end address calculations

This commit fixes the calculations of the partition ending
addresses in two places in the code, according to:
<last> = <start> + <size> - 1. We also rename 'end' to 'last'
to stress that we calculate the last address in the partition.

Signed-off-by: Ioannis Glaropoulos <Ioannis.Glaropoulos@nordicsemi.no>
1 file changed