build: license tags in nuspec - use MIT expression instead of file reference (#992)

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: bcollamore <[email protected]>

Author: Copilot

Directory.Build.Analyzer.props

@@ -14,7 +14,7 @@
     <RepositoryType>git</RepositoryType>
     <PackageIcon>packageicon.png</PackageIcon>
     <PackageIconUrl>https://avatars3.githubusercontent.com/u/39734771</PackageIconUrl>
-    <PackageLicenseFile>LICENSE.md</PackageLicenseFile>
+    <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <PackageReadmeFile>README.md</PackageReadmeFile>
     <PackageProjectUrl>https://github.com/philips-software/roslyn-analyzers</PackageProjectUrl>
     <PackageReleaseNotes>See Changelog</PackageReleaseNotes>
@@ -48,7 +48,7 @@
     <None Include="$(OutputPath)\netstandard2.0\$(AssemblyName).dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
     <None Include="$(OutputPath)\netstandard2.0\$(AssemblyName).pdb" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
     <None Include="$(OutputPath)\netstandard2.0\Philips.CodeAnalysis.Common.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
-    <None Include="..\LICENSE.md" Pack="true" PackagePath="" />
+
     <None Include="..\README.md" Pack="true" PackagePath="" />
   </ItemGroup>