ref: move version to main Directory.Build.props

Author: bruno-garcia

Directory.Build.props

@@ -1,5 +1,7 @@
 <Project>
   <PropertyGroup>
+    <Version>1.0.0-rc2</Version>
+
     <LangVersion>7.2</LangVersion>
     <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
 

src/Directory.Build.props

@@ -4,7 +4,6 @@
   <Import Project="..\Directory.Build.props" />
 
   <PropertyGroup>
-    <Version>1.0.0-rc2</Version>
     <!--Generate xml docs for all projects under 'src'-->
     <GenerateDocumentationFile>true</GenerateDocumentationFile>