Async init renders

[egil]

Pull request description

PR meta checklist

• Pull request is targeting at DEV branch.
• Pull request is linked to all related issues, if any.
• I have read the CONTRIBUTING.md document.

Content checklist

• My code follows the code style of this project and AspNetCore coding guidelines.
• My change requires a change to the documentation.
  • I have updated the documentation accordingly.
• I have updated the appropriate sub section in the CHANGELOG.md.
• I have added, updated or removed tests to according to my changes.
  • All tests passed.

[codecov]

Codecov Report

Merging #201 into dev will increase coverage by 0.45%.
The diff coverage is 90.90%.

@@            Coverage Diff             @@
##              dev     #201      +/-   ##
==========================================
+ Coverage   77.86%   78.31%   +0.45%     
==========================================
  Files          99      102       +3     
  Lines        2864     2956      +92     
  Branches      353      371      +18     
==========================================
+ Hits         2230     2315      +85     
  Misses        518      518              
- Partials      116      123       +7     

Impacted Files	Coverage Δ
...bunit.core/Rendering/ComponentDisposedException.cs	100.00% <ø> (ø)
src/bunit.web/Diffing/BlazorDiffingHelpers.cs	71.42% <ø> (ø)
src/bunit.web/Diffing/DiffMarkupFormatter.cs	58.33% <ø> (ø)
src/bunit.web/Diffing/HtmlComparer.cs	76.92% <ø> (ø)
...spatchExtensions/GeneralEventDispatchExtensions.cs	100.00% <ø> (ø)
src/bunit.web/RazorTesting/SnapshotTest.cs	73.91% <ø> (ø)
src/bunit.web/Extensions/TestRendererExtensions.cs	58.82% <58.82%> (ø)
src/bunit.web/Rendering/RenderedFragment.cs	80.00% <83.67%> (+1.42%)	⬆️
src/bunit.core/Rendering/RenderEvent.cs	93.10% <85.71%> (-1.35%)	⬇️
src/bunit.web/Rendering/RenderedComponent.cs	88.23% <86.66%> (-11.77%)	⬇️
... and 17 more

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!

0 Bugs
0 Vulnerabilities (and 0 Security Hotspots to review)
0 Code Smells

No Coverage information
0.0% Duplication