Texans love H-E-B. It is, as we discovered through many rigorous rounds of voting a few years back, our readers’ favorite Texas brand. We like its curbside-pickup system. We like the way it takes care of Texans during a crisis. We like the novelty potato chip flavors. We like (most of) the food-themed scented candles. We like the Selena bags (boy, do we ever!). We like how one little boy loved H-E-B so much that he celebrated his fifth birthday there. We love the tortillas, and we find the dessert-flavored hummuses to be, er, unique. And yet! Despite the store spending many years as a beloved Texas institution, some 1.3 million Texans who live in Dallas have long had to make do with Kroger and Tom…