Bumped version of gRPC to 1.3.1

Change-Id: I7798476bd443a796e0e6a6e149ab8f66435ba4fa
diff --git a/drivers/bmv2/pom.xml b/drivers/bmv2/pom.xml
index b68f094..d9a9cf4 100644
--- a/drivers/bmv2/pom.xml
+++ b/drivers/bmv2/pom.xml
@@ -39,7 +39,7 @@
         <dependency>
             <groupId>io.grpc</groupId>
             <artifactId>grpc-netty</artifactId>
-            <version>1.3.0</version>
+            <version>1.3.1</version>
         </dependency>
 
         <dependency>