Set SpaServices.Extensions package version to 2.0.0-preview1-final

Author: SteveSandersonMS

version.props

@@ -1,6 +1,7 @@
 <Project>
   <PropertyGroup>
-    <VersionPrefix>2.0.1</VersionPrefix>
+    <IsFinalBuild>true</IsFinalBuild>
+    <VersionPrefix>2.0.0</VersionPrefix>
     <VersionSuffix>preview1</VersionSuffix>
     <PackageVersion Condition="'$(IsFinalBuild)' == 'true' AND '$(VersionSuffix)' == 'rtm' ">$(VersionPrefix)</PackageVersion>
     <PackageVersion Condition="'$(IsFinalBuild)' == 'true' AND '$(VersionSuffix)' != 'rtm' ">$(VersionPrefix)-$(VersionSuffix)-final</PackageVersion>