fix(package): revert back package Serilog.Sinks.File

Author: MingboPeng

src/PollinationSDK/PollinationSDK.csproj

@@ -29,7 +29,7 @@
       <Aliases>LBTRestSharp</Aliases>
     </PackageReference>
     <PackageReference Include="Microsoft.Data.Sqlite" Version="8.0.3" />
-    <PackageReference Include="Serilog.Sinks.File" Version="5.0.0" />
+	<PackageReference Include="Serilog.Sinks.File" Version="4.1.0" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
   </ItemGroup>