TCTI: Add tcti-spidev #1756

Job	Run time
scanbuild	6m 35s
test-fuzz	2m 36s
test-coverage	4m 52s
build-test (ubuntu-18.04, gcc)	2m 21s
build-test (ubuntu-18.04, clang)	2m 22s
test-mbedtls (ubuntu-20.04)	2m 48s
test-no-crypto-build	1m 20s
build-test (ubuntu-20.04, gcc)	2m 20s
test-tcti-config	13m 56s
test-mbedtls (ubuntu-22.04-mbedtls-3.1)	2m 39s
build-test (ubuntu-20.04, clang)	2m 3s
build-test (fedora-32, gcc)	2m 24s
coverity-test	0s
build-test (fedora-32, clang)	2m 13s
build-test (opensuse-leap, gcc)	2m 20s
build-test (opensuse-leap, clang)	2m 12s
build-test (ubuntu-22.04, gcc)	1s
build-test (ubuntu-22.04, clang)	52s
build-test (alpine-3.15, gcc)	2m 22s
build-test (alpine-3.15, clang)	2m 14s
	58m 30s

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