Replace GenerateRandomID with GenerateNonCryptoID

This allow us to avoid entropy usage in non-crypto critical places.

Signed-off-by: Alexander Morozov <lk4d4@docker.com>

api/client/ps/custom_test.go

@@ -11,7 +11,7 @@ import (
 )
 
 func TestContainerContextID(t *testing.T) {
-	containerId := stringid.GenerateRandomID()
+	containerId := stringid.GenerateNonCryptoID()
 	unix := time.Now().Unix()
 
 	var ctx containerContext