Fix ClientHello key share ext no curveSM2 when enable TLS1.3 + SM strictly #1101

Job	Run time
address_ub_sanitizer	11m 13s
basic_clang	4m 16s
basic_gcc	4m 16s
buildtest	6m 57s
check_update	1m 8s
check-ansi	1m 55s
EC_POINTs_api_test	18m 32s
enable_non-default_options	3m 42s
external-test-pyca (1.51.0, 3.9)	1m 36s
fips_and_ktls	4m 17s
legacy	3m 36s
memory_sanitizer	26m 33s
minimal	2m 13s
no-deprecated	3m 57s
no-legacy	4m 18s
non-caching	4m 21s
no-shared (ubuntu-latest)	3m 20s
ntls_address_ub_sanitizer	9m 45s
ntls-with-fips	7m 55s
no-shared (macos-latest)	7m 25s
ntls_memory_sanitizer	17m 13s
ntls-without-sm234	7m 4s
out-of-source-and-install (ubuntu-latest)	4m 17s
phe_test	35m 40s
smtc_and_ntls	14m 37s
out-of-source-and-install (macos-latest)	7m 28s
symbol_prefix-test	6m 53s
zkp-build-test	3m 22s
threads_sanitizer	3m 28s
	3h 51m 17s

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