GET_HOST_PWR_MICRO_VER return messages

• No errors and displays version information:

  <GET_HOST_PWR_MICRO_VER>

  <PWR_MICRO VERSION="2.3"/>

  </GET_HOST_PWR_MICRO_VER>

• Server powered off:

  <GET_HOST_PWR_MICRO_VER>

  <PWR_MICRO VERSION="OFF"/>

  </GET_HOST_PWR_MICRO_VER>

• Power micro not supported on the server:

  <GET_HOST_PWR_MICRO_VER>

  <PWR_MICRO VERSION="N/A"/>

  </GET_HOST_PWR_MICRO_VER>

• Failed to read power micro version:

  <GET_HOST_PWR_MICRO_VER>

  <PWR_MICRO VERSION="Error"/>

  </GET_HOST_PWR_MICRO_VER>