Bump Serilog.Extensions.Hosting from 4.2.0 to 7.0.0 in /src

Bumps [Serilog.Extensions.Hosting](https://github.com/serilog/serilog-extensions-hosting) from 4.2.0 to 7.0.0.
- [Release notes](https://github.com/serilog/serilog-extensions-hosting/releases)
- [Commits](serilog/serilog-extensions-hosting@v4.2.0...v7.0.0)

---
updated-dependencies:
- dependency-name: Serilog.Extensions.Hosting
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

src/MyService/MyService.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
  <PropertyGroup>
  <OutputType>Exe</OutputType>
@@ -12,7 +12,7 @@
  <PackageReference Include="Microsoft.Extensions.Hosting" Version="6.0.1" />
  <PackageReference Include="NServiceBus.Newtonsoft.Json" Version="3.0.0" />
  <PackageReference Include="NServiceBus.RabbitMQ" Version="8.0.1" />
- <PackageReference Include="Serilog.Extensions.Hosting" Version="4.2.0" />
+ <PackageReference Include="Serilog.Extensions.Hosting" Version="7.0.0" />
  <PackageReference Include="Serilog.Settings.Configuration" Version="3.4.0" />
  <PackageReference Include="Serilog.Sinks.Console" Version="4.1.0" />
  </ItemGroup>