Move Steam API calls to shared lib

[todo]

Koyi/src/steam/steam.service.ts

Lines 95 to 100 in eff8d5d

	// TODO: create interface for steamId
	const response = await this.httpService
	.get(`${this.getSteamApiUrl()}/ISteamUser/GetPlayerBans/v1/`, {
	params: {
	key: this.steamApiKey,
	steamids: steamIds.join(',')

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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.

The TODO message is not very clear :p

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