Minor patch upgrade. Enabling ray packets results in faster
processing of ray streams (i.e. occlusion culling buffer
updates) at the cost of slightly larger binary sizes.
(cherry picked from commits 595cbacdf1
and eb0f67a541)
Since Embree v3.13.0 supports AARCH64, switch back to the
official repo instead of using Embree-aarch64.
`thirdparty/embree/patches/godot-changes.patch` should now contain
an accurate diff of the changes done to the library.
(cherry picked from commit 767e374dce)
