Update dependency YamlDotNet to v5.2.1 (tomkerkhove#187)

This PR contains the following updates:

| Package | Type | Update | Change | References |
|---|---|---|---|---|
| YamlDotNet | nuget | patch | `5.2.0` -> `5.2.1` | [source](https://renovatebot.com/gh/aaubry/YamlDotNet) |

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### Release Notes

<details>
<summary>aaubry/YamlDotNet</summary>

### [`v5.2.1`](https://renovatebot.com/gh/aaubry/YamlDotNet/releases/v5.2.1)

[Compare Source](https://renovatebot.com/gh/aaubry/YamlDotNet/compare/v5.2.0...v5.2.1)

-   Fix roundtripping of tags on sequences ([#&#8203;347](https://renovatebot.com/gh/aaubry/YamlDotNet/issues/347))

</details>

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:recycle: **Rebasing**: Whenever PR becomes conflicted, or if you modify the PR title to begin with "`rebase!`".

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src/Promitor.Scraper.Host/Promitor.Scraper.Host.csproj

@@ -38,7 +38,7 @@
     <PackageReference Include="Swashbuckle.AspNetCore" Version="3.0.0" />
     <PackageReference Include="Swashbuckle.AspNetCore.Annotations" Version="3.0.0" />
     <PackageReference Include="System.Net.Http" Version="4.3.3" />
-    <PackageReference Include="YamlDotNet" Version="5.2.0" />
+    <PackageReference Include="YamlDotNet" Version="5.2.1" />
   </ItemGroup>
 
   <ItemGroup>