Update rules_go to 0.18.5 (#6983)
Update rules_go to 0.18.5 (#6983)

This version contains forward fixes for Bazel 0.27.

Signed-off-by: Marcel Hlopko <80df05b7f05f4965df5276c73dff2e5225c26c0f@google.com>
lizan/envoy,envoyproxy/envoy,lyft/envoy,jrajahalme/envoy,envoyproxy/envoy-wasm,envoyproxy/envoy-wasm,envoyproxy/envoy,lyft/envoy,envoyproxy/envoy-wasm,lyft/envoy,envoyproxy/envoy,envoyproxy/envoy,lyft/envoy,envoyproxy/envoy,eklitzke/envoy,istio/envoy,istio/envoy,lizan/envoy,jrajahalme/envoy,eklitzke/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy,istio/envoy,jrajahalme/envoy,jrajahalme/envoy,lizan/envoy,jrajahalme/envoy,lyft/envoy,envoyproxy/envoy-wasm,eklitzke/envoy,envoyproxy/envoy-wasm,envoyproxy/envoy-wasm,lizan/envoy,envoyproxy/envoy-wasm,istio/envoy,envoyproxy/envoy,jrajahalme/envoy,envoyproxy/envoy,istio/envoy,eklitzke/envoy,lyft/envoy,envoyproxy/envoy,eklitzke/envoy,eklitzke/envoy,istio/envoy,istio/envoy,lizan/envoy,lizan/envoy