build(deps): bump Serilog.Exceptions from 5.0.0 to 5.3.0 (#347)

Bumps [Serilog.Exceptions](https://github.com/RehanSaeed/Serilog.Exceptions) from 5.0.0 to 5.3.0.
- [Release notes](https://github.com/RehanSaeed/Serilog.Exceptions/releases)
- [Changelog](https://github.com/RehanSaeed/Serilog.Exceptions/blob/master/CHANGELOG.md)
- [Commits](RehanSaeed/Serilog.Exceptions@5.0.0...5.3.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

src/Splat.Tests/Splat.Tests.csproj

@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Serilog.Exceptions" Version="5.0.0" />
+    <PackageReference Include="Serilog.Exceptions" Version="5.3.0" />
   </ItemGroup>
 
   <ItemGroup>