* docs: spec_builder.py: add missing extensions
* docs: fix unpriv manual (opcode map, Zcmop)
* in opcode map, write not used when corresponding extension is disabled
* use correct condition for Zcmop extension
* docs: remove PMP chapter when no PMP
* docs: add tailored RISC-V ISA manual for CV32A60X configuration
Co-authored-by: JeanRochCoulon <jean-roch.coulon@thalesgroup.com>