tls: runtime deprecate _tls_legacy
~~The CryptoStream.prototype.readyState property was marked as being docs-only deprecated about 4 years ago in https://github.com/nodejs/node/commit/af80e7bc6e6f33c582eb1f7d37c7f5bbe9f910f7
This upgrades it to a runtime deprecation.~~
Runtime deprecate tls.createSecurePair()
(_tls_legacy.js
)
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
documentation is changed or added -
commit message follows commit guidelines
Affected core subsystem(s)
tls (legacy)