[RFC] Test suite rework #2200

Job	Run time
test-coverage	4m 36s
coverity-test	0s
scanbuild	6m 56s
build-test (ubuntu-20.04, gcc)	2m 6s
build-test (ubuntu-20.04, clang)	2m 6s
test-fuzz	1m 36s
test-mbedtls (ubuntu-20.04)	2m 9s
test-no-crypto-build	1m 14s
test-mbedtls (ubuntu-22.04-mbedtls-3.1)	2m 10s
test-tcti-config	14m 15s
build-test (fedora-32, gcc)	2m 6s
build-test (fedora-32, clang)	2m 6s
build-test (opensuse-leap, gcc)	2m 5s
build-test (opensuse-leap, clang)	2m 5s
build-test (ubuntu-22.04, gcc)	1m 50s
build-test (ubuntu-22.04, clang)	2m 6s
build-test (alpine-3.15, gcc)	2m 5s
build-test (alpine-3.15, clang)	2m 6s
	53m 37s

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