By SANDRA BAKER and ANDREA AHLES A former real estate development partner of Texas Rangers owner Tom Hicks is suing him over who owns a portion of the land near Rangers Ballpark in Arlington — land included in the proposed sale of the baseball team.Steiner + Associates, a Columbus, Ohio-based firm Hicks began working with more than five years ago, is asking a state district judge in Tarrant County to determine who has rights to 45 acres that was to be the site of Glorypark, a planned $510 million, 1.3-million-square-foot shopping, hotel, entertainment, office and residential development around the stadium.