A wrong word for gRPC

Change-Id: I989f6f503660b075d0d3b7ecbaa84c16d02e4532
diff --git a/protocols/grpc/api/src/main/java/org/onosproject/grpc/api/GrpcController.java b/protocols/grpc/api/src/main/java/org/onosproject/grpc/api/GrpcController.java
index 629aad1..6a7c1e3 100644
--- a/protocols/grpc/api/src/main/java/org/onosproject/grpc/api/GrpcController.java
+++ b/protocols/grpc/api/src/main/java/org/onosproject/grpc/api/GrpcController.java
@@ -28,7 +28,7 @@
 
 /**
  * Abstraction of a gRPC controller. Serves as a one stop shop for obtaining
- * gRCP ManagedChannels to interact with devices and (un)register observers on event streams from the device.
+ * gRPC ManagedChannels to interact with devices and (un)register observers on event streams from the device.
  */
 @Beta
 public interface GrpcController {