LANSING, Mich. — Crowded primary races across Michigan, including a 10-Republican contest for governor and seven incumbent members of Congress facing challengers from within their own parties, fell into place this week at the state’s candidate filing deadline. The resulting 2022 elections — the Aug. 2 primary is just over 100 days away — will be a test of whether GOP enthusiasm will push the party into power in Michigan or whether internal divisions and infighting will help leave it on the outside looking in. “The energy is a dual-edged sword,” said John Sellek, a longtime Michigan Republican …