fixup! crypto: keep the root cert store per Environment

Signed-off-by: Shelley Vohr <shelley.vohr@gmail.com>

Author: codebytere

src/env.cc

@@ -1291,7 +1291,6 @@ Environment::~Environment() {
     // environment-owned methods before unloading any addon DSOs.
     provider_digest_cache.reset();
     provider_cipher_cache.reset();
-    root_cert_store.reset();
 #if OPENSSL_WITH_EVP_MAC
     provider_mac_cache.reset();
 #endif