regenerate C# protos

src/csharp/Grpc.Examples/MathGrpc.cs

@@ -15,6 +15,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
+#pragma warning disable 1591
 #region Designer generated code
 
 using System;

src/csharp/Grpc.HealthCheck/HealthGrpc.cs

@@ -15,6 +15,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
+#pragma warning disable 1591
 #region Designer generated code
 
 using System;

src/csharp/Grpc.IntegrationTesting/MetricsGrpc.cs

@@ -21,6 +21,7 @@
 // Currently, 'Gauge' (i.e a metric that represents the measured value of
 // something at an instant of time) is the only metric type supported by the
 // service.
+#pragma warning disable 1591
 #region Designer generated code
 
 using System;

src/csharp/Grpc.IntegrationTesting/ServicesGrpc.cs

@@ -17,6 +17,7 @@
 //
 // An integration test service that covers all the method signature permutations
 // of unary/streaming requests/responses.
+#pragma warning disable 1591
 #region Designer generated code
 
 using System;

src/csharp/Grpc.IntegrationTesting/TestGrpc.cs

@@ -18,6 +18,7 @@
 // An integration test service that covers all the method signature permutations
 // of unary/streaming requests/responses.
 //
+#pragma warning disable 1591
 #region Designer generated code
 
 using System;

src/csharp/Grpc.Reflection/ReflectionGrpc.cs

@@ -17,6 +17,7 @@
 //
 // Service exported by server reflection
 //
+#pragma warning disable 1591
 #region Designer generated code
 
 using System;