feat(props): update NoWarn list for testable projects to include additional warnings (#346)

Author: samtrion

src/NetEvolve.Defaults/buildMultiTargeting/SupportGeneral.props

@@ -28,7 +28,7 @@
     <SuppressTfmSupportBuildWarnings Condition=" '$(Configuration)' == 'Release' ">true</SuppressTfmSupportBuildWarnings>
     <AccelerateBuildsInVisualStudio>true</AccelerateBuildsInVisualStudio>
     <NoWarn>$(NoWarn);CA1810;CA1031;</NoWarn>
-    <NoWarn Condition=" '$(IsTestableProject)' == 'true' ">$(NoWarn);CS8604;CA2007;S4144;1591;CA1707;IDE1006;VSTHRD200;CA1822;CA1515;S3011;S1192;S1075;</NoWarn>
+    <NoWarn Condition=" '$(IsTestableProject)' == 'true' ">$(NoWarn);CS8604;CA2007;S4144;1591;CA1707;IDE1006;VSTHRD200;CA1822;CA1515;S3011;S1192;S1075;S2068;S6418;</NoWarn>
     <WarningsNotAsErrors>$(WarningsNotAsErrors);CA5394;NU1701;CS0618;S1133;NU1510</WarningsNotAsErrors>
     <ErrorLog>diagnostics-$(MSBuildProjectName)-$(TargetFramework)-$(Configuration).sarif,version=2.1</ErrorLog>
   </PropertyGroup>