Cherry pick gNMI and Stratum related changes to this branch

Cherry picked commits:
20211 Update gNMI version and build script
20247 [ONOS-7829] Implement AbstractGrpcClient and AbstractGrpcClientControl
20233 [ONOS-7141][ONOS-7142] Add GnmiClient and GnmiController
20234 Refactor OpenConfig gNMI device description descovery
20260 [ONOS-7831] Implement GnmiHandshaker
20270 Add Stratum driver

Change-Id: I81ad8bce45251af5909cfcac0edbcfd11c8ebf1d
diff --git a/drivers/gnmi/BUILD b/drivers/gnmi/BUILD
index 50d8b5e..efc3f08 100644
--- a/drivers/gnmi/BUILD
+++ b/drivers/gnmi/BUILD
@@ -4,8 +4,8 @@
     "@io_grpc_grpc_java//netty",
     "@io_grpc_grpc_java//stub",
     "//core/store/serializers:onos-core-serializers",
-    "//protocols/gnmi/stub:gnmi_java_grpc",
-    "//protocols/gnmi/stub:gnmi_java_proto",
+    "//protocols/gnmi/stub:onos-protocols-gnmi-stub",
+    "//protocols/gnmi/api:onos-protocols-gnmi-api",
     "//protocols/grpc/api:onos-protocols-grpc-api",
     "//protocols/grpc/proto:onos-protocols-grpc-proto",
 ]
@@ -28,7 +28,6 @@
     included_bundles = BUNDLES,
     required_apps = [
         "org.onosproject.generaldeviceprovider",
-        "org.onosproject.protocols.grpc",
         "org.onosproject.protocols.gnmi",
     ],
     title = "gNMI Drivers",