Merge changes from topic "nrd1_refactor" into integration
* changes:
feat(rdn1edge): remove RD-N1-Edge from deprecated list
feat(sgi575): remove SGI-575 from deprecated list
fix(rdn1edge): update RD-N1-Edge's changelog title
feat(neoverse-rd): add scope for RD-V1-MC
feat(neoverse-rd): add scope for RD-V1
feat(neoverse-rd): add scope for SGI-575
feat(neoverse-rd): disable SPMD_SPM_AT_SEL2 for A75/V1/N1 platforms
feat(neoverse-rd): enable AMU if supported by the platform
refactor(neoverse-rd): clean-up nrd_plat_arm_def1.h file
refactor(neoverse-rd): remove unused defines from platform_def.h
refactor(neoverse-rd): move defines out of platform_def.h
refactor(neoverse-rd): rename definitions in nrd_ros_fw_def1.h file
refactor(neoverse-rd): rename definitions in nrd_ros_def1.h file
refactor(neoverse-rd): rename definitions in nrd_css_fw_def1.h file
refactor(neoverse-rd): rename definitions in nrd_css_def1.h file
refactor(neoverse-rd): rewrite CSS and RoS device mmap macros
refactor(neoverse-rd): refactor mmap macro for RoS device memory region
refactor(neoverse-rd): refactor mmap macro for CSS device memory region
refactor(neoverse-rd): migrate mmap entry from nrd_plat1.c
refactor(neoverse-rd): rename nrd_plat.c file
refactor(neoverse-rd): refactor nrd_soc_css_def.h file
refactor(neoverse-rd): refactor nrd_soc_platform_def.h file
refactor(neoverse-rd): move away from nrd_base_platform_def.h
refactor(neoverse-rd): remove inclusion of nrd_base_platform_def.h
refactor(neoverse-rd): header files for first generation platforms
refactor(neoverse-rd): refactor scope for Neoverse RD platforms