Set explicit GPU defaults in ResourcesSpec and improve default GPU vendor selection #6435

Job	Run time
build-docs / build-docs	1m 10s
compute-version	4s
build-artifacts / gateway-build	14s
build-artifacts / code-lint	45s
build-artifacts / runner-test (macos-latest)	31s
build-artifacts / frontend-build	8s
build-artifacts / runner-test (ubuntu-latest)	33s
build-artifacts / runner-compile (ubuntu-24.04, linux, amd64)	20s
build-artifacts / runner-compile (ubuntu-24.04-arm, linux, arm64)	29s
build-artifacts / generate-json-schema	22s
build-artifacts / python-build	19s
build-artifacts / python-test (macos-latest, 3.12)	2m 46s
build-artifacts / python-test (ubuntu-latest, 3.12)	5m 41s
build-artifacts / python-test (ubuntu-latest, 3.11)	5m 36s
build-artifacts / python-test (ubuntu-latest, 3.9)	6m 3s
build-artifacts / python-test (macos-latest, 3.11)	2m 51s
build-artifacts / python-test (windows-latest, 3.13)	2m 15s
build-artifacts / python-test (ubuntu-latest, 3.13)	5m 47s
build-artifacts / python-test (windows-latest, 3.12)	2m 1s
build-artifacts / python-test (windows-latest, 3.9)	2m 53s
build-artifacts / python-test (ubuntu-latest, 3.10)	5m 43s
build-artifacts / python-test (windows-latest, 3.10)	2m 15s
build-artifacts / python-test (macos-latest, 3.10)	3m 28s
build-artifacts / python-test (macos-latest, 3.13)	3m 16s
build-artifacts / python-test (macos-latest, 3.9)	2m 53s
build-artifacts / python-test (windows-latest, 3.11)	2m 34s
upload-post-pypi-artifacts / upload-post-pypi-artifacts	14s
upload-pre-pypi-artifacts / upload-pre-pypi-artifacts	17s
	1h 1m 28s

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