enable PackageValidationBaselineVersion

Author: smdn

src/Smdn.Net.EchonetLite.RouteB.SkStackIP/Smdn.Net.EchonetLite.RouteB.SkStackIP.csproj

@@ -7,7 +7,7 @@ SPDX-License-Identifier: MIT
     <TargetFrameworks>netstandard2.1;net8.0</TargetFrameworks>
     <VersionPrefix>2.0.0</VersionPrefix>
     <VersionSuffix></VersionSuffix>
-    <!-- <PackageValidationBaselineVersion>2.0.0</PackageValidationBaselineVersion> -->
+    <PackageValidationBaselineVersion>2.0.0</PackageValidationBaselineVersion>
     <Nullable>enable</Nullable>
     <RootNamespace/> <!-- empty the root namespace so that the namespace is determined only by the directory name, for code style rule IDE0130 -->
     <NoWarn>CS1591;$(NoWarn)</NoWarn> <!-- CS1591: Missing XML comment for publicly visible type or member 'Type_or_Member' -->