With a restaurant moving in and the expansion of two existing businesses, southwest Topeka’s Brookwood Shopping Center has some notable changes in store. Brookwood, which started more than 60 years ago as a single building, has grown into a strip mall that includes close to three dozen businesses. And two of those businesses — Linen Tree & Co., at 2841 S.W. 29th, and SoulFire Nutrition, just next door — are shaking things up this spring.