By Tzvi Machlin After crushing the Arizona Cardinals in Week 1, the Kansas City Chiefs didn’t get much time to rest up – or mend from injuries – before a critical home game against the rival Los Angeles Chargers tonight. Fortunately, at least one important player for the Chiefs was able to heal up just enough to get the green light. According to NFL Network’s James Palmer, Chiefs right guard Trey Smith will play tonight. Smith suffered an ankle injury against the Arizona Cardinals this past Sunday. He was limited to just 34 snaps in the 44-21 win. But Smith has yet to miss a game since startin…