main dashboard: increase the api call interval time 2 minutes
main dashboard: increase the api call interval time 2 minutes

Change-Id: I280607f0a2ea88f6333d25e172ce66dc32532dad
Signed-off-by: kamleshKumarVerma <71e87f5ed31d545405c75819ee62d852bd3a43b4@redhat.com>

skyrings/kitoon,skyrings/kitoon,kmkanagaraj/usm-client-2,Tendrl/dashboard,kmkanagaraj/usm-client-2,Tendrl/dashboard,kmkanagaraj/usm-client-2,cloudbehl/tendrl_frontend,skyrings/kitoon,cloudbehl/tendrl_frontend