android: panfrost: Redirect cmdstream includes through GenXML (v2)

bifrost requires both "pafrost/lib/midgard_pack.h" and "midgard_pack.h" headers

Fixes the following building error:

In file included from external/mesa/src/panfrost/bifrost/cmdline.c:33:
In file included from external/mesa/src/panfrost/bifrost/test/bit.h:31:
external/mesa/src/panfrost/lib/pan_device.h:40:10: fatal error: 'midgard_pack.h' file not found
#include <midgard_pack.h>
         ^~~~~~~~~~~~~~~~
1 error generated.

Fixes: bce1a7e9 ("android: panfrost: Redirect cmdstream includes through GenXML")
Fixes: 88dc4c21 ("panfrost: Redirect cmdstream includes through GenXML")
Signed-off-by: Mauro Rossi <issor.oruam@gmail.com>
Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6322>