RC Branding (dotnet#42281)

Author: marcpopMSFT

eng/Versions.props

@@ -19,10 +19,10 @@
     <StabilizePackageVersion Condition="'$(StabilizePackageVersion)' == ''">false</StabilizePackageVersion>
     <DotNetFinalVersionKind Condition="'$(StabilizePackageVersion)' == 'true'">release</DotNetFinalVersionKind>
     <!-- Calculate prerelease label -->
-    <PreReleaseVersionLabel Condition="'$(StabilizePackageVersion)' != 'true'">preview</PreReleaseVersionLabel>
+    <PreReleaseVersionLabel Condition="'$(StabilizePackageVersion)' != 'true'">rc</PreReleaseVersionLabel>
     <PreReleaseVersionLabel Condition="'$(StabilizePackageVersion)' == 'true' and $(VersionPrefix.EndsWith('00'))">rtm</PreReleaseVersionLabel>
     <PreReleaseVersionLabel Condition="'$(StabilizePackageVersion)' == 'true' and !$(VersionPrefix.EndsWith('00'))">servicing</PreReleaseVersionLabel>
-    <PreReleaseVersionIteration Condition="'$(StabilizePackageVersion)' != 'true'">7</PreReleaseVersionIteration>
+    <PreReleaseVersionIteration Condition="'$(StabilizePackageVersion)' != 'true'">1</PreReleaseVersionIteration>
     <!-- In source-build the version of the compiler must be same or newer than the version of the
          compiler API targeted by analyzer assemblies. This is mostly an issue on source-build as
          in that build mode analyzer assemblies always target the live compiler API. -->