IWYU: Convert FAPI tests #138

Job	Run time
scanbuild	6m 35s
test-mbedtls (ubuntu-20.04)	2m 50s
test-mbedtls (ubuntu-22.04-mbedtls-3.1)	3m 0s
test-coverage	3h 6m 19s
test-fuzz	2m 41s
build-test (ubuntu-20.04, gcc)	4m 30s
build-test (ubuntu-20.04, clang)	4m 42s
test-no-crypto-build	1m 29s
build-test (fedora-32, gcc)	4m 39s
test-tcti-config	14m 33s
build-test (fedora-32, clang)	4m 57s
build-test (opensuse-leap, gcc)	4m 36s
coverity-test	0s
build-test (opensuse-leap, clang)	4m 45s
build-test (ubuntu-22.04, gcc)	4m 50s
build-test (ubuntu-22.04, clang)	4m 35s
build-test (alpine-3.15, gcc)	3m 55s
build-test (alpine-3.15, clang)	4m 52s
	4h 23m 48s

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