Chelsea Lazkani’s estranged husband has accused her of being “physically aggressive” and “exhibiting suspicious behaviour”.The “Selling Sunset” star filed for divorce last month, and Jeff Lazkani has now filed his response to her petition, noting he also wants to end their marriage, citing irreconcilable differences.In a written declaration filed with the court this week and obtained by “People” magazine, the 40-year-old advertising boss accused Chelsea, whom he married seven years ago and with whom he has children Maddox, five, and three-year-old Melia, of “exhibiting suspicious…