Bump AngleSharp from 1.1.2 to 1.2.0 in /service

Bumps [AngleSharp](https://github.com/AngleSharp/AngleSharp) from 1.1.2 to 1.2.0.
- [Release notes](https://github.com/AngleSharp/AngleSharp/releases)
- [Changelog](https://github.com/AngleSharp/AngleSharp/blob/devel/CHANGELOG.md)
- [Commits](AngleSharp/AngleSharp@1.1.2...1.2.0)

---
updated-dependencies:
- dependency-name: AngleSharp
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

service/src/InstructorIQ.Core/InstructorIQ.Core.csproj

@@ -15,7 +15,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="AngleSharp" Version="1.1.2" />
+    <PackageReference Include="AngleSharp" Version="1.2.0" />
     <PackageReference Include="Azure.Data.Tables" Version="12.9.1" />
     <PackageReference Include="Azure.Storage.Blobs" Version="12.23.0" />
     <PackageReference Include="CsvHelper" Version="33.0.1" />