Bump the dev-dependencies group in /backend with 2 updates

Bumps the dev-dependencies group in /backend with 2 updates: [Microsoft.AspNetCore.OpenApi](https://github.com/dotnet/aspnetcore) and [Swashbuckle.AspNetCore](https://github.com/domaindrivendev/Swashbuckle.AspNetCore).


Updates `Microsoft.AspNetCore.OpenApi` from 8.0.1 to 8.0.7
- [Release notes](https://github.com/dotnet/aspnetcore/releases)
- [Changelog](https://github.com/dotnet/aspnetcore/blob/main/docs/ReleasePlanning.md)
- [Commits](dotnet/aspnetcore@v8.0.1...v8.0.7)

Updates `Swashbuckle.AspNetCore` from 6.4.0 to 6.7.0
- [Release notes](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/releases)
- [Commits](domaindrivendev/Swashbuckle.AspNetCore@v6.4.0...v6.7.0)

---
updated-dependencies:
- dependency-name: Microsoft.AspNetCore.OpenApi
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
- dependency-name: Swashbuckle.AspNetCore
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
...

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

Author: dependabot[bot]

backend/Discapp.API/Discapp.API.csproj

@@ -8,13 +8,13 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.1" />
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.7" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="8.0.7">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
     <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="8.0.2" />
-    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.4.0" />
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.7.0" />
   </ItemGroup>
 
   <ItemGroup>