Update API deps

api/go.mod

@@ -5,5 +5,12 @@ go 1.15
 replace github.com/hashicorp/boundary/sdk => ../sdk
 
 require (
-	github.com/hashicorp/boundary/sdk v0.0.1 // indirect
+	github.com/fatih/structs v1.1.0
+	github.com/hashicorp/boundary/sdk v0.0.1
+	github.com/hashicorp/go-cleanhttp v0.5.1
+	github.com/hashicorp/go-kms-wrapping v0.5.16
+	github.com/hashicorp/go-retryablehttp v0.6.7
+	github.com/hashicorp/go-rootcerts v1.0.2
+	golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e
+	google.golang.org/grpc v1.32.0
 )