docs: document virtual_deps and resolutions (#448) #1460

Job	Run time
verify-bcr-patches	2s
test / matrix-prep-bazelversion	7s
test / matrix-prep-os	1s
test / test (ubuntu-latest, 7.4.0, ., false)	12m 31s
test / test (ubuntu-latest, 7.4.0, e2e/smoke, true)	4m 17s
test / test (ubuntu-latest, 7.4.0, e2e/smoke, false)	4m 34s
test / test (ubuntu-latest, 7.4.0, e2e/repository-rule-deps, true)	4m 17s
test / test (ubuntu-latest, 7.4.0, e2e/system-interpreter, true)	4m 13s
test / test (ubuntu-latest, 7.4.0, examples/uv_pip_compile, true)	16s
test / test (ubuntu-latest, 8.0.0rc1, examples/uv_pip_compile, true)	19s
test / test (macos-latest, 7.4.0, ., false)	19m 15s
test / test (macos-latest, 7.4.0, e2e/smoke, true)	4m 39s
test / test (macos-latest, 7.4.0, e2e/smoke, false)	4m 38s
test / test (macos-latest, 7.4.0, e2e/repository-rule-deps, true)	4m 20s
test / test (macos-latest, 7.4.0, e2e/system-interpreter, true)	3m 53s
test / test (macos-latest, 7.4.0, examples/uv_pip_compile, true)	26s
test / test (macos-latest, 8.0.0rc1, examples/uv_pip_compile, true)	37s
conclusion	3s
	1h 8m 28s

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