Update package description

Author: lastunicorn

sources/Directory.Build.props

@@ -5,7 +5,7 @@
         <Product>Mintos Toolkit</Product>
         <Copyright>Copyright © 2026 Dust in the Wind</Copyright>
         <Version>0.0.0.0</Version>
-        <Description>A set of helpers to interact with files generated by Mintos.</Description>
+        <Description>A set of helpers to handle files generated by Mintos.</Description>
         <PackageTags>mintos csharp investment loans</PackageTags>
         <RepositoryType>git</RepositoryType>
         <PackageLicenseFile>LICENSE</PackageLicenseFile>