use codex_utils_rustls_provider::ensure_rustls_crypto_provider;const EMPTY_ALGORITHMS: rustls::crypto::WebPkiSupportedAlgorithms =    rustls::crypto::WebPkiSupportedAlgorithms {        all: &[],        mapping: &[],    };#[test]fn ensure_provider_preserves_preinstalled_provider() {    let mut provider = rustls::crypto::aws_lc_rs::default_provider();    provider.signature_verification_algorithms = EMPTY_ALGORITHMS;    assert!(provider.install_default().is_ok());    ensure_rustls_crypto_provider();    let Some(provider) = rustls::crypto::CryptoProvider::get_default() else {        panic!("preinstalled rustls provider should still be installed");    };    assert!(        !provider            .signature_verification_algorithms            .supported_schemes()            .contains(&rustls::SignatureScheme::ECDSA_NISTP521_SHA512)    );}