fix stylecop issues

src/csharp/Grpc.Core.Tests/ChannelOptionsTest.cs

@@ -50,7 +50,7 @@ namespace Grpc.Core.Internal.Tests
             Assert.AreEqual(ChannelOption.OptionType.Integer, option.Type);
             Assert.AreEqual("somename", option.Name);
             Assert.AreEqual(1, option.IntValue);
-            Assert.Throws(typeof(InvalidOperationException), () => {var s = option.StringValue; });
+            Assert.Throws(typeof(InvalidOperationException), () => { var s = option.StringValue; });
         }
 
         [Test]
@@ -61,7 +61,7 @@ namespace Grpc.Core.Internal.Tests
             Assert.AreEqual(ChannelOption.OptionType.String, option.Type);
             Assert.AreEqual("somename", option.Name);
             Assert.AreEqual("ABCDEF", option.StringValue);
-            Assert.Throws(typeof(InvalidOperationException), () => {var s = option.IntValue; });
+            Assert.Throws(typeof(InvalidOperationException), () => { var s = option.IntValue; });
         }
 
         [Test]

src/csharp/Grpc.Core/ChannelOptions.cs

@@ -162,7 +162,6 @@ namespace Grpc.Core
                     {
                         throw new InvalidOperationException("Unknown option type");
                     }
-
                 }
                 return nativeArgs;
             }

src/csharp/Grpc.IntegrationTesting/InteropClient.cs

@@ -113,7 +113,8 @@ namespace Grpc.IntegrationTesting
             List<ChannelOption> channelOptions = null;
             if (!string.IsNullOrEmpty(options.serverHostOverride))
             {
-                channelOptions = new List<ChannelOption> {
+                channelOptions = new List<ChannelOption>
+                {
                     new ChannelOption(ChannelOptions.SslTargetNameOverride, options.serverHostOverride)
                 };
             }

src/csharp/Grpc.IntegrationTesting/InteropClientServerTest.cs

@@ -62,7 +62,8 @@ namespace Grpc.IntegrationTesting
             int port = server.AddListeningPort(host, Server.PickUnusedPort, TestCredentials.CreateTestServerCredentials());
             server.Start();
 
-            var options = new List<ChannelOption> {
+            var options = new List<ChannelOption>
+            {
                 new ChannelOption(ChannelOptions.SslTargetNameOverride, TestCredentials.DefaultHostOverride)
             };
             channel = new Channel(host, port, TestCredentials.CreateTestClientCredentials(true), options);