Allow final build to have prereleases as dependencies

Author: bergmania

Directory.Build.props

@@ -16,7 +16,8 @@
     <WarningsAsErrors>nullable</WarningsAsErrors>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <!--  TODO: [NU5104] Warning As Error: A stable release of a package should not have a prerelease dependency. Either modify the version spec of dependency -->
-    <WarningsNotAsErrors>NU5104</WarningsNotAsErrors>
+    <NoWarn>$(NoWarn);NU5104</NoWarn>
+    <WarningsNotAsErrors>$(WarningsNotAsErrors);NU5104</WarningsNotAsErrors>
     <ImplicitUsings>enable</ImplicitUsings>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <WarnOnPackingNonPackableProject>false</WarnOnPackingNonPackableProject>