docs: update roadmap (#1093)

ROADMAP.md

@@ -5,17 +5,17 @@ Community and contributor involvement is vital for successfully implementing all
 We hope that the items listed below will inspire further engagement from the community to keep go-zero progressing and shipping exciting and valuable features.
 
 ## 2021 Q2
-- Support TLS in redis connections
+- [x] Support service discovery through K8S watch api
-- Support service discovery through K8S watch api
+- [x] Log full sql statements for easier sql problem solving
-- Log full sql statements for easier sql problem solving
 
 ## 2021 Q3
+- [x] Support `goctl model pg` to support PostgreSQL code generation
 - Support `goctl mock` command to start a mocking server with given `.api` file
 - Adapt builtin tracing mechanism to opentracing solutions
-- Support `goctl model pg` to support PostgreSQL code generation
 
 ## 2021 Q4
 - Support `goctl doctor` command to report potential issues for given service
 - Support `context` in redis related methods for timeout and tracing
 - Support `context` in sql related methods for timeout and tracing
 - Support `context` in mongodb related methods for timeout and tracing
+- Support TLS in redis connections