WIP: Update grpc-start.md (#14521)

* Update grpc-start.md

* update packages

* Apply suggestions from code review

Co-Authored-By: James Newton-King <james@newtonking.com>

Author: Rick Anderson

aspnetcore/tutorials/grpc/grpc-start.md

@@ -177,9 +177,9 @@ Install the packages using either the Package Manager Console (PMC) or Manage Nu
 * Run the following commands:
 
   ```powershell
-  Install-Package Grpc.Net.Client -prerelease
-  Install-Package Google.Protobuf -prerelease
-  Install-Package Grpc.Tools -prerelease
+  Install-Package Grpc.Net.Client
+  Install-Package Google.Protobuf
+  Install-Package Grpc.Tools
   ```
 
 #### Manage NuGet Packages option to install packages

aspnetcore/tutorials/grpc/grpc-start/sample/GrpcGreeter/GrpcGreeter.csproj

@@ -5,11 +5,11 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <Protobuf Include="Protos\greet.proto" GrpcServices="Server"/>
+    <Protobuf Include="Protos\greet.proto" GrpcServices="Server" />
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Grpc.AspNetCore" Version="0.1.22-pre2" />
+    <PackageReference Include="Grpc.AspNetCore" Version="2.23.2" />
   </ItemGroup>
 
 </Project>

aspnetcore/tutorials/grpc/grpc-start/sample/GrpcGreeterClient/GrpcGreeterClient.csproj

@@ -6,8 +6,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Google.Protobuf" Version="3.8.0" />
-    <PackageReference Include="Grpc.Net.Client" Version="0.2.23-pre1" />
+    <PackageReference Include="Google.Protobuf" Version="3.9.2" />
+    <PackageReference Include="Grpc.Net.Client" Version="2.23.2" />
     <PackageReference Include="Grpc.Tools" Version="2.23.0" PrivateAssets="All" />
   </ItemGroup>