Merge pull request #4463 from brettfo/product-version

use VS version as base for insertion packages

Author: brettfo

setup/FSharp.Setup.props

@@ -11,7 +11,8 @@
     </PropertyGroup>
 
     <PropertyGroup>
-        <FSharpProductVersion>10.1</FSharpProductVersion>
+        <!-- This number should be kept in sync with the expected shipping version of Visual Studio. -->
+        <FSharpProductVersion>15.7</FSharpProductVersion>
         <!-- BUILD_BUILDNUMBER is passed from Microbuild. Replace by today's date and (0) if it was a local build -->
         <BUILD_BUILDNUMBER Condition="'$(BUILD_BUILDNUMBER)' == ''">$([System.DateTime]::Now.ToString(yyyyMMdd.0))</BUILD_BUILDNUMBER>
         <!-- Remove .DRAFT suffix if it exists in the build number -->