chore(deps): update dependency serilog.sinks.file to v7

Author: renovate[bot]

Doppler.HtmlEditorApi/Doppler.HtmlEditorApi.csproj

@@ -17,7 +17,7 @@
     <PackageReference Include="Serilog.Sinks.Async" Version="2.1.0" />
     <PackageReference Include="Serilog.Sinks.Console" Version="6.0.0" />
     <PackageReference Include="Serilog.Sinks.Debug" Version="3.0.0" />
-    <PackageReference Include="Serilog.Sinks.File" Version="6.0.0" />
+    <PackageReference Include="Serilog.Sinks.File" Version="7.0.0" />
     <PackageReference Include="Serilog.Sinks.Loggly" Version="5.4.0" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.9.0" />
     <PackageReference Include="System.Data.SqlClient" Version="4.8.6" />