Fix detection of "matN" in buffer format specifier
Fix detection of "matN" in buffer format specifier

cgmb/renderdoc,etnlGD/renderdoc,baldurk/renderdoc,michaelrgb/renderdoc,Zorro666/renderdoc,Lssikkes/renderdoc,googlestadia/renderdoc,etnlGD/renderdoc,TurtleRockStudios/renderdoc_public,baldurk/renderdoc,Lssikkes/renderdoc,googlestadia/renderdoc,googlestadia/renderdoc,Yours3lf/renderdoc,Lssikkes/renderdoc,michaelrgb/renderdoc,Yours3lf/renderdoc,victor-moya/renderdoc,Zorro666/renderdoc,TurtleRockStudios/renderdoc_public,TurtleRockStudios/renderdoc_public,victor-moya/renderdoc,etnlGD/renderdoc,Zorro666/renderdoc,googlestadia/renderdoc,googlestadia/renderdoc,baldurk/renderdoc,TurtleRockStudios/renderdoc_public,cgmb/renderdoc,Zorro666/renderdoc,TurtleRockStudios/renderdoc_public,Zorro666/renderdoc,michaelrgb/renderdoc,Velro/renderdoc,etnlGD/renderdoc,Velro/renderdoc,victor-moya/renderdoc,cgmb/renderdoc,Zorro666/renderdoc,michaelrgb/renderdoc,Velro/renderdoc,victor-moya/renderdoc,victor-moya/renderdoc,etnlGD/renderdoc,Yours3lf/renderdoc,michaelrgb/renderdoc,Velro/renderdoc,googlestadia/renderdoc,Velro/renderdoc,baldurk/renderdoc,Yours3lf/renderdoc,Yours3lf/renderdoc,baldurk/renderdoc,etnlGD/renderdoc,TurtleRockStudios/renderdoc_public,Velro/renderdoc,victor-moya/renderdoc,Lssikkes/renderdoc,cgmb/renderdoc,Yours3lf/renderdoc,Lssikkes/renderdoc,Lssikkes/renderdoc,cgmb/renderdoc,baldurk/renderdoc