docs(aio): fix missing stylesheet in component-styles example (#21772)

The code in the example was referring to `hero-app.component.css` but this did
not exist.

PR Close #21772
This commit is contained in:
Pete Bacon Darwin
2018-01-25 13:48:14 +00:00
committed by Miško Hevery
parent f8fa20d71a
commit 23596b3f30
2 changed files with 23 additions and 23 deletions