Fix SDLLogTargetFile bug
Fix SDLLogTargetFile bug

* Allow number of files to remove to run below zero, which means the cleanup won’t run

APCVSRepo/sdl_ios,smartdevicelink/sdl_ios,smartdevicelink/sdl_ios,smartdevicelink/sdl_ios,APCVSRepo/sdl_ios,APCVSRepo/sdl_ios,smartdevicelink/sdl_ios,kshala-ford/sdl_ios,APCVSRepo/sdl_ios,kshala-ford/sdl_ios,kshala-ford/sdl_ios,kshala-ford/sdl_ios,smartdevicelink/sdl_ios,kshala-ford/sdl_ios,APCVSRepo/sdl_ios