[ws-proxy] Build with race detector

Author: geropl

components/ws-proxy/BUILD.yaml

@@ -16,11 +16,11 @@ packages:
       - components/ws-manager-api/go:lib
       - components/server/go:lib
     env:
-      - CGO_ENABLED=0
+      - CGO_ENABLED=1
       - GOOS=linux
     config:
       packaging: app
-      buildCommand: ["go", "build", "-trimpath", "-ldflags=-buildid= -X 'github.com/gitpod-io/gitpod/ws-proxy/cmd.Version=commit-${__git_commit}'"]
+      buildCommand: ["go", "build", "-race", "-trimpath", "-ldflags=-buildid= -X 'github.com/gitpod-io/gitpod/ws-proxy/cmd.Version=commit-${__git_commit}'"]
   - name: docker
     type: docker
     srcs: