[Buildroot] [PATCH] qt53d: fix install issue with qt5.6

[Gaël PORTAY]

Romain,

On Mon, Jun 11, 2018 at 10:33:44PM +0800, Romain REIGNIER wrote:
> This patch make sense. Sorry for the regression with my last contribution.
>

No worries about the regression ;)

I added you in cc to let you know that I am fixing an issue with 5.6.  I
hope it will no break what you have fixed. You probably know more things
about qt3d than me :).

Regards,
Gael