Try and generate 3.0.0 version

Try again to generate a stable 3.0.0 version for the packages.

Author: martincostello

eng/Versions.props

@@ -1,6 +1,8 @@
 <Project>
   <PropertyGroup>
-    <VersionPrefix>3.0.0</VersionPrefix>
+    <MajorVersion>3</MajorVersion>
+    <MinorVersion>0</MinorVersion>
+    <VersionPrefix></VersionPrefix>
     <PreReleaseVersionLabel></PreReleaseVersionLabel>
     <StabilizePackageVersion Condition="'$(StabilizePackageVersion)' == ''">true</StabilizePackageVersion>
     <DotNetFinalVersionKind Condition="'$(StabilizePackageVersion)' == 'true'">release</DotNetFinalVersionKind>