Move Faceit calls to the shared library

[todo]

Koyi/src/faceit/faceit.service.ts

Lines 14 to 17 in eff8d5d

	// TODO create interfaces for response data from Faceit API (Perhaps these API calls belong in @bantr/lib ...)
	/**
	* Service for Faceit

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This issue was generated by todo based on a TODO comment in eff8d5d when #31 was merged. cc @Bantr.

[niekcandaele]

For more code reusability, we should move all Faceit API calls to the shared lib repo.

First we should add these functions to the Lib before this issue can be done