Enable MemberImportVisibility check on all targets #82

Job	Run time
Soundness / Swift license headers check	6s
Soundness / Check generated code	1m 8s
Cxx interop / Construct Cxx interop matrix	4s
Benchmarks / Construct Benchmarks matrix	3s
Unit tests / Construct unit test matrix	7s
Examples / Windows (6.0)	2s
Examples / Windows (nightly-6.0)	2s
Examples / Linux (5.9)	23s
Examples / Windows (nightly-main)	3s
Examples / Linux (5.10)	24s
Soundness / API breakage check	1m 8s
Examples / Linux (6.0)	5m 26s
Soundness / Broken symlinks check	4s
Examples / Linux (nightly-6.0)	6m 59s
Soundness / Documentation check	1m 16s
Examples / Linux (nightly-main)	2m 53s
Soundness / Format check	35s
Soundness / License headers check	3s
Soundness / Python lint check	6s
Soundness / Shell check	35s
Soundness / Unacceptable language check	7s
Soundness / YAML lint check	3s
Benchmarks / Benchmarks / Linux (6.0)	2m 33s
Benchmarks / Benchmarks / Linux (nightly-6.0)	2m 54s
Benchmarks / Benchmarks / Linux (nightly-main)	2m 51s
Cxx interop / Cxx interop / Linux (6.0)	1m 3s
Cxx interop / Cxx interop / Linux (nightly-6.0)	1m 2s
Cxx interop / Cxx interop / Linux (nightly-main)	58s
Unit tests / Unit tests / Linux (6.0)	1m 24s
Unit tests / Unit tests / Linux (nightly-6.0)	1m 40s
Unit tests / Unit tests / Linux (nightly-main)	1m 8s
	37m 10s

Provide feedback