Merge changes from topic "ethos-n" into integration

Merge changes from topic "ethos-n" into integration

* changes:
  docs(maintainers): update NPU driver files
  docs(ethos-n): update porting-guide.rst for NPU
  feat(ethos-n): add separate RO and RW NSAIDs
  feat(ethos-n)!: add protected NPU firmware setup
  feat(ethos-n): add stream extends and attr support
  feat(ethos-n): add reserved memory address support
  feat(ethos-n): add event and aux control support
  feat(ethos-n): add SMC call to get FW properties
  refactor(ethos-n): split up SMC call handling
  feat(ethos-n): add NPU firmware validation
  feat(ethos-n): add check for NPU in SiP setup
  feat(ethos-n)!: load NPU firmware at BL2
  feat(juno): support ARM_IO_IN_DTB option for Juno
  fix(fconf): fix FCONF_ARM_IO_UUID_NUMBER value
  fix(fvp): incorrect UUID name in FVP tb_fw_config
  fix(ethos-n): add workaround for erratum 2838783
  feat(ethos-n): add support for NPU to cert_create
  feat(ethos-n): add NPU support in fiptool
  feat(ethos-n): add support to set up NSAID
  build(fiptool): add object dependency generation
  feat(ethos-n): add NPU sleeping SMC call
  feat(ethos-n): add multiple asset allocators
  feat(ethos-n): add reset type to reset SMC calls
  feat(ethos-n): add protected NPU TZMP1 regions
  build(ethos-n): add TZMP1 build flag