get_bmc_release_info/get_os_release_info
get_bmc_release_info/get_os_release_info

New functions:
  - get_bmc_release_info: Get release info from the BMC and return as a
    dictionary.

  - get_os_release_info: Get release info from the OS and return as a
    dictionary.

Change-Id: I661aadfa1888cb9683e78ce9cc2e717752a9eef4
Signed-off-by: Michael Walsh <10404802c7de463f402c4a18638106ca1b12ef61@us.ibm.com>

openbmc/openbmc-test-automation,openbmc/openbmc-test-automation