Add human-readable names for WHV_REGISTER_NAME

[marosset]

When an unexpected exit occurs on WHP the output is wrong, see below for an example, we should fix the Register names.

Error: Did not receive a halt from Hypervisor as expected - Received WHV_RUN_VP_EXIT_REASON(8193)!
  WHV_REGISTER_NAME(  30) - 0x0000000000000000 0000000000200000
  WHV_REGISTER_NAME(   2) - 0x0000000000000000 0000000000000000
  WHV_REGISTER_NAME(   4) - 0x0000000000000000 000000000026BCA0
  WHV_REGISTER_NAME(  17) - 0x0000000000000000 0000000000000097
  WHV_REGISTER_NAME(  19) - 0xA09B0008FFFFFFFF 0000000000000000
  WHV_REGISTER_NAME(  28) - 0x0000000000000000 0000000080050033
  WHV_REGISTER_NAME(  31) - 0x0000000000000000 0000000000000620
  WHV_REGISTER_NAME(8193) - 0x0000000000000000 0000000000000500
  WHV_REGISTER_NAME(  16) - 0x0000000000000000 00000000002045AB
  WHV_REGISTER_NAME(   8) - 0x0000000000000000 0000000000000000
  WHV_REGISTER_NAME(   1) - 0x0000000000000000 000000000023399C