Update dependency @fortawesome/fontawesome-free to v5.10.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
@fortawesome/fontawesome-free (source)	dependencies	minor	5.9.0 -> 5.10.0

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Release Notes

FortAwesome/Font-Awesome

### [`v5.10.0`](https://togithub.com/FortAwesome/Font-Awesome/blob/master/CHANGELOG.md#​5100httpsgithubcomFortAwesomeFont-Awesomereleasestag5100---2019-07-29) [Compare Source](https://togithub.com/FortAwesome/Font-Awesome/compare/5.9.0...5.10.0) ##### Added - Duotone icons style added with over 1,600 new icons - New conflict detection script to help identify conflicting versions of Font Awesome (js/conflict-detection.js) - Icons border-center-v and border-center-h - New brand icon for cotton-bureau ##### Changed - Updated version 4 shim to more accurately match sort-alpha-desc, sort-amount-desc, sort-numeric-desc ##### Fixed - Icon sort-amount-down-alt incorrectly matching sort-amount-down - Icon border-outer icon missing inner grid shapes * * *

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