It’s early June, and anticipation hangs in the air as I walk into Heirloom at The 1907, an intimate tasting menu restaurant tucked away in downtown Rogers that’s become one of the hardest places in Arkansas to get a dinner reservation. Dinner service is set to begin shortly. Heirloom only serves 20 people a night and only takes reservations three or four nights a week. The multi-course menu — dolled out at a flat rate of $145 per person plus tax…