Error on v5 Theme / Spacing example

[agriffard]

https://fluentui-blazor-v5.azurewebsites.net/theme/spacing

Modal error:

An error occured
Failed to fetch dynamically imported module: https://fluentui-blazor-v5.azurewebsites.net/Documentation/Components/Theme/Spacing/Examples/SpacingComputedBoxes.razor.js TypeError: Failed to fetch dynamically imported module: https://fluentui-blazor-v5.azurewebsites.net/Documentation/Components/Theme/Spacing/Examples/SpacingComputedBoxes.razor.js

[agriffard]

Also, small typo: occured should be occurred with 2 r.

[dvoituron]

Will be fixed in #4236