Merge pull request #135 from rafiss/cockroach-go-2.2.1

Use cockroach-go 2.2.1

Author: rafiss

go.mod

@@ -3,7 +3,7 @@ module github.com/cockroachdb/examples-orms
 go 1.13
 
 require (
-	github.com/cockroachdb/cockroach-go/v2 v2.0.6
+	github.com/cockroachdb/cockroach-go/v2 v2.2.1
 	github.com/go-pg/pg/v10 v10.9.0
 	github.com/julienschmidt/httprouter v1.1.0
 	github.com/lib/pq v1.10.0