Add support for qemuarm/64 machines with EFI

Fixes #667 (closed) Fixes docs#126 (closed)

TODO (do not merge if any pending):

• update docs
• mention new machines in build templates
• upstream edk2 and grub/grub-efi fixes - #766
• upstream the machines - #767 (closed)
• ci
• add ci jobs docs - #765
• drop unsupported machines from everywhere in this repo (qemuarm, qemuarm64, generic...)
• cleanup machine defconfigs - #770 (closed)

meta-oniro-core/recipes-kernel/linux/linux-oniro_5.10.bb

@@ -28,7 +28,7 @@ PROVIDES="linux-oniro virtual/kernel"
 
 KCONF_BSP_AUDIT_LEVEL = "1"
 
-COMPATIBLE_MACHINE = "^(qemux86|qemux86-64|qemuriscv64|qemuriscv32)$"
+COMPATIBLE_MACHINE = "^(qemuarm-efi|qemuarm64-efi|qemux86|qemux86-64|qemuriscv64|qemuriscv32)$"
 
 # Functionality flags
 KERNEL_EXTRA_FEATURES ?= "features/netfilter/netfilter.scc"