[vs17.8] Select proper VS channel (#11246)

* Update .vsts-dotnet.yml

* Update Versions.props

* Update .vsts-dotnet.yml

Co-authored-by: Rainer Sigwald <[email protected]>

* Bump version

---------

Co-authored-by: Rainer Sigwald <[email protected]>

Author: JanKrivanek

.vsts-dotnet.yml

@@ -107,7 +107,7 @@ extends:
         - name: VisualStudio.MajorVersion
           value: 17
         - name: VisualStudio.ChannelName
-          value: 'int.main'
+          value: 'int.d17.8' # MSBuild's vs17.8 branch corresponds to this VS channel
         - name: VisualStudio.DropName
           value: Products/$(System.TeamProject)/$(Build.Repository.Name)/$(Build.SourceBranchName)/$(Build.BuildNumber)
 

eng/Versions.props

@@ -2,7 +2,7 @@
 <!-- Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the MIT license. See License.txt in the project root for full license information. -->
 <Project>
   <PropertyGroup>
-    <VersionPrefix>17.8.18</VersionPrefix>
+    <VersionPrefix>17.8.19</VersionPrefix>
     <DotNetFinalVersionKind>release</DotNetFinalVersionKind>
     <PackageValidationBaselineVersion>17.7.0</PackageValidationBaselineVersion>
     <AssemblyVersion>15.1.0.0</AssemblyVersion>