test: add test for setting entrypoint to [] #1534

Job	Run time
matrix-prep-bazelversion	2s
matrix-prep-os	1s
test (ubuntu-latest, 7.1.1, ., true)	2m 31s
test (ubuntu-latest, 7.1.1, ., false)	5m 30s
test (ubuntu-latest, 7.1.1, e2e/wasm, false)	4m 29s
test (ubuntu-latest, 7.1.1, e2e/smoke, true)	14s
test (ubuntu-latest, 7.1.1, e2e/smoke, false)	2m 28s
test (ubuntu-latest, 7.1.1, e2e/assertion, true)	5m 16s
test (ubuntu-latest, 6.4.0, ., true)	5m 55s
test (ubuntu-latest, 6.4.0, ., false)	3m 4s
test (ubuntu-latest, 6.4.0, e2e/wasm, false)	2m 44s
test (ubuntu-latest, 6.4.0, e2e/smoke, true)	2m 26s
test (ubuntu-latest, 6.4.0, e2e/smoke, false)	18s
test (ubuntu-latest, 6.4.0, e2e/assertion, true)	5m 23s
test (macos-13, 7.1.1, ., true)	5m 50s
test (macos-13, 7.1.1, ., false)	10m 27s
test (macos-13, 7.1.1, e2e/smoke, true)	39s
test (macos-13, 7.1.1, e2e/smoke, false)	2m 46s
	1h 0m 3s

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