[Backport v3.7-branch] arch: common: fix copy for ramfunc region during XIP init + related fixup commit#92848

nashif merged 2 commits intozephyrproject-rtos:v3.7-branchzephyrproject-rtos/zephyr:v3.7-branchfrom

etienne-lms:backport-88599-to-v3.7-branchetienne-lms/zephyr:backport-88599-to-v3.7-branchCopy head branch name to clipboard