chore: test on Bazel 8.0.0 #1491

Job	Run time
verify-bcr-patches	3s
test / matrix-prep-os	1s
test / matrix-prep-bazelversion	3s
test / test (ubuntu-latest, 7.4.0, ., false)	7m 39s
test / test (ubuntu-latest, 7.4.0, e2e/smoke, true)	4m 34s
test / test (ubuntu-latest, 7.4.0, e2e/smoke, false)	4m 28s
test / test (ubuntu-latest, 7.4.0, e2e/repository-rule-deps, true)	4m 14s
test / test (ubuntu-latest, 7.4.0, e2e/system-interpreter, true)	4m 20s
test / test (ubuntu-latest, 7.4.0, examples/uv_pip_compile, true)	19s
test / test (ubuntu-latest, 8.0.0, ., false)	18s
test / test (ubuntu-latest, 8.0.0, e2e/smoke, true)	4m 21s
test / test (ubuntu-latest, 8.0.0, e2e/smoke, false)	1m 55s
test / test (ubuntu-latest, 8.0.0, e2e/repository-rule-deps, true)	4m 21s
test / test (ubuntu-latest, 8.0.0, e2e/system-interpreter, true)	4m 21s
test / test (ubuntu-latest, 8.0.0, examples/uv_pip_compile, true)	19s
conclusion	3s
	41m 19s

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