Update dependency Swashbuckle.AspNetCore to 6.7.3 (#984)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[Swashbuckle.AspNetCore](https://togithub.com/domaindrivendev/Swashbuckle.AspNetCore)
| `6.7.2` -> `6.7.3` |
[![age](https://developer.mend.io/api/mc/badges/age/nuget/Swashbuckle.AspNetCore/6.7.3?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/nuget/Swashbuckle.AspNetCore/6.7.3?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/nuget/Swashbuckle.AspNetCore/6.7.2/6.7.3?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/nuget/Swashbuckle.AspNetCore/6.7.2/6.7.3?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>domaindrivendev/Swashbuckle.AspNetCore
(Swashbuckle.AspNetCore)</summary>

###
[`v6.7.3`](https://togithub.com/domaindrivendev/Swashbuckle.AspNetCore/releases/tag/v6.7.3)

##### What's Changed

- Fix nested types nullable context check by
[@&#8203;VladimirTyrin](https://togithub.com/VladimirTyrin) in
[https://github.com/domaindrivendev/Swashbuckle.AspNetCore/pull/3043](https://togithub.com/domaindrivendev/Swashbuckle.AspNetCore/pull/3043)
- Use NullabilityInfoContext to determine if member is nullable by
[@&#8203;patrikwlund](https://togithub.com/patrikwlund) in
[https://github.com/domaindrivendev/Swashbuckle.AspNetCore/pull/3046](https://togithub.com/domaindrivendev/Swashbuckle.AspNetCore/pull/3046)

##### New Contributors

- [@&#8203;VladimirTyrin](https://togithub.com/VladimirTyrin) made their
first contribution in
[https://github.com/domaindrivendev/Swashbuckle.AspNetCore/pull/3043](https://togithub.com/domaindrivendev/Swashbuckle.AspNetCore/pull/3043)

**Full Changelog**:
domaindrivendev/Swashbuckle.AspNetCore@v6.7.2...v6.7.3

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "after 10pm every weekday,every
weekend,before 5am every weekday" in timezone Europe/Berlin, Automerge -
At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/orso-co/Orso.Arpa.Api).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOC41Ni4wIiwidXBkYXRlZEluVmVyIjoiMzguNTYuMCIsInRhcmdldEJyYW5jaCI6ImRldmVsb3AiLCJsYWJlbHMiOltdfQ==-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Orso.Arpa.Api/Orso.Arpa.Api.csproj

@@ -40,7 +40,7 @@
     <PackageReference Include="NWebsec.AspNetCore.Middleware" Version="3.0.0" />
     <PackageReference Include="SixLabors.ImageSharp.Web" Version="3.1.3" />
     <PackageReference Include="SixLabors.ImageSharp.Web.Providers.Azure" Version="3.1.3" />
-    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.7.2" />
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.7.3" />
     <PackageReference Include="Yoh.Text.Json.NamingPolicies" Version="1.1.2" />
   </ItemGroup>