Fix ngdocs in route.js

[stevenpetryk]

Somebody accidentally padded a list with one-too-many indentations, which caused the actual documentation page to render incorrectly. This should fix it.

[mary-poppins]

Thanks for the PR! Please check the items below to help us merge this faster. See the contributing docs for more information.

• Uses the issue template (#6345)

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Then, update the pull request with git push -f.

Thanks again for your help!

[mary-poppins]

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[IgorMinar]

thanks!