FAPI: Fix unneeded encryption. #1710

Job	Run time
scanbuild	8m 48s
build-test (ubuntu-18.04, gcc)	7m 10s
build-test (ubuntu-18.04, clang)	7m 33s
build-test (ubuntu-20.04, gcc)	9m 42s
build-test (ubuntu-20.04, clang)	8m 15s
build-test (fedora-32, gcc)	8m 30s
build-test (fedora-32, clang)	7m 40s
build-test (opensuse-leap, gcc)	7m 41s
build-test (opensuse-leap, clang)	8m 26s
build-test (ubuntu-22.04, gcc)	8m 13s
build-test (ubuntu-22.04, clang)	9m 10s
build-test (alpine-3.15, gcc)	7m 19s
build-test (alpine-3.15, clang)	7m 11s
coverity-test	0s
test-coverage	7m 43s
test-fuzz	3m 53s
test-mbedtls (ubuntu-20.04)	4m 22s
test-mbedtls (ubuntu-22.04-mbedtls-3.1)	4m 22s
test-no-crypto-build	2m 11s
test-tcti-config	28m 20s
	2h 36m 29s

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