broadcom: correct header file in BROADCOM_FILES
This fixes `make distcheck`
> make[3]: *** No rule to make target 'common/v3d_devinfo.h', needed by 'distdir'. Stop.
> make[3]: Leaving directory '/home/local/mesa/src/broadcom'
> Makefile:945: recipe for target 'distdir' failed
> make[2]: Leaving directory '/home/local/mesa/src'
> make[2]: *** [distdir] Error 1
> make[1]: *** [distdir] Error 1
Fixes: 427bbbb99c ("broadcom: Introduce a header for talking about chip revisions.")
Cc: Emil Velikov <emil.velikov@collabora.com>
Signed-off-by: Andres Gomez <agomez@igalia.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>