doc: add stability status to crypto.setEngine

It's been doc-deprecated (DEP0183) for a while.

PR-URL: #65746
Refs: #53329
Co-authored-By: Filip Skokan <panva.ip@gmail.com>
Reviewed-By: Filip Skokan <panva.ip@gmail.com>
Reviewed-By: Richard Lau <richard.lau@ibm.com>
Signed-off-by: Antoine du Hamel <duhamelantoine1995@gmail.com>

Author: aduh95

doc/api/crypto.md

@@ -6125,11 +6125,14 @@ changes:
     description: Custom engine support in OpenSSL 3 is deprecated.
 -->
 
+> Stability: 0 - Deprecated
+
 * `engine` {string}
 * `flags` {crypto.constants} **Default:** `crypto.constants.ENGINE_METHOD_ALL`
 
 Load and set the `engine` for some or all OpenSSL functions (selected by flags).
-Support for custom engines in OpenSSL is deprecated from OpenSSL 3.
+Use of this API is deprecated because custom engine support has been deprecated
+since OpenSSL 3.
 
 `engine` could be either an id or a path to the engine's shared library.