tools-ma: fix when getting version info
tools-ma: fix when getting version info

Change-Id: I066102e7c527f9aa292e9caee4e3c952e16badbb
Signed-off-by: Roberto Oliveira <08b67bf75442cd73e4fb5e4f388cb1d29ff57cb5@linux.vnet.ibm.com>

open-power-sdk/migration-advisor,open-power-sdk/migration-advisor,open-power-sdk/migration-advisor,open-power-sdk/migration-advisor