Add support for the Jetson TK1 Pro using EGLDevice

For now we pick one crtc and find the corresponding layer. If this is
not desired, set QT_QPA_EGLFS_LAYER_INDEX to override the layer to be
used. Enable qt.qpa.eglfs.kms to get logs about the available layers.

Change-Id: I762783f960739e32966c8cde17d8f55fbe40091f
Done-with: Louai Al-Khanji <louai.al-khanji@theqtcompany.com>
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
Reviewed-by: Louai Al-Khanji <louai.al-khanji@theqtcompany.com>