build: remove file references to dok's ultra-secret branch in Makefile.am
build: remove file references to dok's ultra-secret branch in Makefile.am

DirectFB/directfb,deniskropp/DirectFB,kaostao/directfb,mtsekm/test,dfbdok/DirectFB1,lancebaiyouview/DirectFB,djbclark/directfb-core-DirectFB,kevleyski/DirectFB-1,sklnet/DirectFB,dfbdok/DirectFB1,Distrotech/DirectFB,kevleyski/directfb,sklnet/DirectFB,kevleyski/DirectFB-1,deniskropp/DirectFB,jcdubois/DirectFB,kevleyski/DirectFB-1,jcdubois/DirectFB,Distrotech/DirectFB,dfbdok/DirectFB1,DirectFB/directfb,djbclark/directfb-core-DirectFB,jcdubois/DirectFB,mtsekm/test,djbclark/directfb-core-DirectFB,sklnet/DirectFB,DirectFB/directfb,deniskropp/DirectFB,lancebaiyouview/DirectFB,mtsekm/test,deniskropp/DirectFB,kevleyski/directfb,kevleyski/directfb,kaostao/directfb,sklnet/DirectFB,lancebaiyouview/DirectFB,kevleyski/DirectFB-1,Distrotech/DirectFB,kevleyski/directfb,djbclark/directfb-core-DirectFB,kaostao/directfb,lancebaiyouview/DirectFB