Test

Update and document GPU buffer handling #2888

Job	Run time
py=3.11-min_deps	3m 50s
doctests	58s
py=3.13-upstream	5m 22s
os=ubuntu-latest, py=3.11, np=1.25, deps=minimal	5m 41s
os=ubuntu-latest, py=3.11, np=1.25, deps=optional	5m 54s
os=ubuntu-latest, py=3.11, np=2.1, deps=minimal	5m 56s
os=ubuntu-latest, py=3.11, np=2.1, deps=optional	5m 39s
os=ubuntu-latest, py=3.12, np=1.25, deps=minimal	6m 19s
os=ubuntu-latest, py=3.12, np=1.25, deps=optional	6m 17s
os=ubuntu-latest, py=3.12, np=2.1, deps=minimal	6m 12s
os=ubuntu-latest, py=3.12, np=2.1, deps=optional	6m 14s
os=ubuntu-latest, py=3.13, np=1.25, deps=minimal	9m 10s
os=ubuntu-latest, py=3.13, np=1.25, deps=optional	9m 21s
os=ubuntu-latest, py=3.13, np=2.1, deps=minimal	6m 20s
os=ubuntu-latest, py=3.13, np=2.1, deps=optional	6m 24s
os=macos-latest, py=3.11, np=1.25, deps=optional	3m 52s
os=macos-latest, py=3.13, np=2.1, deps=optional	5m 11s
os=windows-latest, py=3.11, np=1.25, deps=optional	9m 13s
os=windows-latest, py=3.13, np=2.1, deps=optional	9m 15s
Test complete	1s
	1h 57m 9s

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