Bump Swashbuckle.AspNetCore.Annotations

Bumps the all-packages group in /UKHO.SalesCatalogueFileShareServicesMock.API with 1 update: [Swashbuckle.AspNetCore.Annotations](https://github.com/domaindrivendev/Swashbuckle.AspNetCore).


Updates `Swashbuckle.AspNetCore.Annotations` from 6.7.3 to 6.8.0
- [Release notes](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/releases)
- [Commits](domaindrivendev/Swashbuckle.AspNetCore@v6.7.3...v6.8.0)

---
updated-dependencies:
- dependency-name: Swashbuckle.AspNetCore.Annotations
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all-packages
...

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

UKHO.SalesCatalogueFileShareServicesMock.API/UKHO.SalesCatalogueFileShareServicesMock.API/UKHO.SalesCatalogueFileShareServicesMock.API.csproj

@@ -7,7 +7,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.HeaderPropagation" Version="3.1.32" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
-    <PackageReference Include="Swashbuckle.AspNetCore.Annotations" Version="6.7.3" />
+    <PackageReference Include="Swashbuckle.AspNetCore.Annotations" Version="6.8.0" />
   </ItemGroup>
 
   <ItemGroup>