Add new .gitignore rules.
Add new .gitignore rules.

Signed-off-by: Gwenole Beauchesne <729713629d9640cc095f1c77c692e1881f8093c4@intel.com>

uartie/vaapi-intel-driver,gbeauchesne/libva-intel-driver,gbeauchesne/libva-intel-driver,chenxianqin/vaapi-intel-driver,halleyzhao/libva-intel-driver-fdo,uartie/vaapi-intel-driver,01org/iotg-lin-gfx-va-driver,halleyzhao/libva-intel-driver-fdo,uartie/vaapi-intel-driver,halleyzhao/libva-intel-driver-fdo,chenxianqin/vaapi-intel-driver,gbeauchesne/libva-intel-driver,01org/iotg-lin-gfx-va-driver,halleyzhao/libva-intel-driver-fdo,uartie/vaapi-intel-driver,chenxianqin/vaapi-intel-driver,chenxianqin/vaapi-intel-driver,01org/iotg-lin-gfx-va-driver,01org/iotg-lin-gfx-va-driver,uartie/vaapi-intel-driver,chenxianqin/vaapi-intel-driver,gbeauchesne/libva-intel-driver,gbeauchesne/libva-intel-driver,01org/iotg-lin-gfx-va-driver