SPRINGFIELD — A bill that would raise the minimum wage to $15 an hour cleared another step in the House of Representatives. It could be on the governor’s desk before the end of the week.The House Labor and Commerce Committee approved Senate Bill 1 Wednesday on a party-line vote — 19 Democrats in favor, 10 Republicans against. House Speaker Michael J. Madigan said the bill will be called for a House floor vote today without amendments.Under the measure, the minimum wage would gradually increase from the …