Changes

feat(lcm-prometheus interconnection): allows lcm to modify prometheus
config in order to push new jobs like snmp metrics recollection
Change-Id: I8ea564f9d6ae96d6a5042e691ccaa0c758add158 Signed-off-by:
bravof <fbravo@whitestack.com>
(cherry picked from commit 1e0297e98ab41e4bdc9537c1adffc2cae8b198cb)