Revert "Remove Droplex reference"

This reverts commit cec6f30.

Author: Jack251970

Plugins/Flow.Launcher.Plugin.Explorer/Flow.Launcher.Plugin.Explorer.csproj

@@ -46,6 +46,7 @@
 
   <ItemGroup>
     <PackageReference Include="CommunityToolkit.Mvvm" Version="8.4.0" />
+    <PackageReference Include="Droplex" Version="1.7.0" />
     <!-- Do not upgrade System.Data.OleDb since we are .Net7.0 -->
     <PackageReference Include="System.Data.OleDb" Version="8.0.1" />
     <PackageReference Include="System.Linq.Async" Version="6.0.1" />