[SEBA-930] update GRPC version to 1.27 and change kafka message producing

Change-Id: I14145a1351eb2523fa54e66381ad97abc5eedf50
diff --git a/vendor/github.com/Shopify/sarama/dev.yml b/vendor/github.com/Shopify/sarama/dev.yml
index 481f681..4c030de 100644
--- a/vendor/github.com/Shopify/sarama/dev.yml
+++ b/vendor/github.com/Shopify/sarama/dev.yml
@@ -2,7 +2,7 @@
 
 up:
   - go:
-      version: '1.13.1'
+      version: '1.13.4'
 
 commands:
   test: