[magma] Update gfxstream dep project

This change renames the reference to the legacy goldfish-opengl
repo, which has now been merged into the main gfxstream repo.

Bug: b/272307395
Test: N/A
Change-Id: Iaa17a20151245c4ae2b2f01b497383e0eaa328d8
Reviewed-on: https://fuchsia-review.googlesource.com/c/third_party/mesa/+/888991
Reviewed-by: Craig Stout <cstout@google.com>
1 file changed