removes gem, listen, to resolve security vulnerabilities introduced by gem, ffi, via gem, listen.
locks the version of crimp to 0.2.0 to address the discrepancy in resolving the URIs in broker requests to the MD5 hash stored in the lookup table by the renderer.
This PR:
ffi
, via gem,listen
.Relates to https://github.com/bbc/ws-alephamp-queue-broker/pull/76
https://jira.dev.bbc.co.uk/browse/WS2020-1875