docs: def get_ilo_firmware_version_as_major_minor(self):
          """Gets the ilo firmware version for server capabilities
  
          :returns: String with the format "<major>.<minor>" or None.
  
          """
          try:
              manager, reset_uri = self._get_ilo_details()
              ilo_fw_ver_str = (
                  manager['Oem']['Hp']['Firmware']['Current']['VersionString']
              )
              return common.get_major_minor(ilo_fw_ver_str)
          except Exception:
              return None