update key endpoint changed (#2209)
update key endpoint changed (#2209)

added changes for https://github.com/TykTechnologies/tyk-analytics/issues/996

The problem was because we were setting `quota_renews` to 0 when updating key with `suppress_reset=1` as it forces starting new quota renewal period (which equal to reseting quotas) 
lonelycode/tyk,lonelycode/tyk,lonelycode/tyk