tiktok icon
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## Icon Request

* Icon name: tiktok
* Tags of this icon: 
* Use case: for social icons
* Screenshots of similar icons:
<img width="1086" alt="Screenshot 2021-01-15 at 10 51 47" src="https://user-images.githubusercontent.com/36624358/104709871-b22f9e80-571f-11eb-8043-758d6b11b2f4.png">

