Add time functions to measure internal functions #9

Job	Run time
check-ansi	1m 10s
address_ub_sanitizer	10m 8s
basic_clang	31s
basic_gcc	5m 9s
check_docs	58s
check_update	2m 1s
enable_non-default_options	4m 7s
fuzz_tests	3m 3s
memory_sanitizer	18m 58s
minimal	2m 15s
no-deprecated	4m 58s
non-caching	13m 42s
no-shared-macos	37s
no-shared-ubuntu	4m 24s
self-hosted (freebsd-13.2)	1s
threads_sanitizer	34s
self-hosted (ubuntu-arm64-22.04)	1s
external-test-cf-quiche	3m 49s
external-test-pyca (1.51.0, 3.9)	9m 3s
external-tests	12m 40s
fips_and_ktls	4m 55s
legacy	4m 4s
no-legacy	5m 5s
out-of-readonly-source-and-install-macos	47s
out-of-readonly-source-and-install-ubuntu	4m 57s
	1h 57m 57s

Provide feedback