build: export OpenSSL UI symbols

Node.js compiles them, their existence is indicated by OpenSSL header
defines, but they can't be linked to on Windows because their symbols
are not exported. Export them.

Fixes: nodejs#27494

node.gyp

@@ -816,7 +816,7 @@
               # Categories to export.
               '-CAES,BF,BIO,DES,DH,DSA,EC,ECDH,ECDSA,ENGINE,EVP,HMAC,MD4,MD5,'
               'PSK,RC2,RC4,RSA,SHA,SHA0,SHA1,SHA256,SHA512,SOCK,STDIO,TLSEXT,'
-              'FP_API,TLS1_METHOD,TLS1_1_METHOD,TLS1_2_METHOD,SCRYPT,OCSP,'
+              'UI,FP_API,TLS1_METHOD,TLS1_1_METHOD,TLS1_2_METHOD,SCRYPT,OCSP,'
               'NEXTPROTONEG,RMD160,CAST,DEPRECATEDIN_1_1_0,DEPRECATEDIN_1_2_0',
               # Defines.
               '-DWIN32',