Dorit and PK Kemsley don’t have divorce on the brain despite their separation. The Real Housewives of Beverly Hills star, 47, and the British businessman, 56, are “definitely not talking about divorce,” a well-connected source toldRadarOnline.com exclusively, adding they are “taking time and space” to work on their marriage. The insider urged that they are “committed to keeping things peaceful and harmonious,” especially when it comes to co-parenting their two kids: son Jagger, 10, and daughter Phoenix, 8. Dorit and PK believe that having space will help them stay “in that healthy place” where…