refactor: remove workspace #1664

Job	Run time
matrix-prep-bazelversion	4s
matrix-prep-os	1s
test (ubuntu-latest, 7.4.1, ., true)	7m 14s
test (ubuntu-latest, 7.4.1, e2e/wasm, false)	4m 13s
test (ubuntu-latest, 7.4.1, e2e/smoke, true)	16s
test (ubuntu-latest, 7.4.1, e2e/smoke, false)	2m 28s
test (ubuntu-latest, 7.4.1, e2e/assertion, true)	3m 43s
test (ubuntu-latest, 6.4.0, e2e/wasm, false)	2m 46s
test (ubuntu-latest, 6.4.0, e2e/smoke, true)	19s
test (ubuntu-latest, 6.4.0, e2e/smoke, false)	2m 26s
test (ubuntu-latest, 6.4.0, e2e/assertion, true)	4m 5s
test (macos-13, 7.4.1, ., true)	8m 45s
test (macos-13, 7.4.1, e2e/smoke, true)	2m 54s
test (macos-13, 7.4.1, e2e/smoke, false)	41s
	39m 55s

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