[QT6] Add dynamic-layer and fix qtbase on xWayland
Import qt6-layer/recipes-qt
from the official NXP reference project.
This recipes appends also fix qtbase
's compilation error when
compiling with xWayland backend:
qtbase/6.5.2-r0/git/src/gui/opengl/platform/unix/qglxconvenience.cpp:282: undefined reference to `glXGetFBConfigAttrib'