Grilled Ranch Pizza with Bacon and Broccolini

Name: Grilled Ranch Pizza with Bacon and Broccolini
Ingredients: 2 tablespoons extra-virgin olive oil, plus more for the grill; 1 bunch broccolini, trimmed; 6 slices bacon; 1 pound pizza dough, at room temperature; All-purpose flour, for dusting; 1/2 cup ranch dressing, plus more for serving; 1/2 red onion, very thinly sliced; 1 teaspoon chopped fresh thyme; 1 8-ounce bag shredded part-skim mozzarella cheese; 2 ounces provolone cheese, grated on the large holes of a box grater (about 1/2 cup); Kosher salt and freshly ground pepper