doc: mark crypto.hash as stable

This API has been stable for the past year and it's used enough
in the wild that we are unlikely to make any breaking changes
without going semver-major. Mark it as stable.

PR-URL: #60994
Reviewed-By: Filip Skokan <panva.ip@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>

Author: joyeecheung

doc/api/crypto.md

@@ -4526,13 +4526,14 @@ added:
  - v21.7.0
  - v20.12.0
 changes:
+  - version: REPLACEME
+    pr-url: https://github.com/nodejs/node/pull/60994
+    description: This API is no longer experimental.
   - version: v24.4.0
     pr-url: https://github.com/nodejs/node/pull/58121
     description: The `outputLength` option was added for XOF hash functions.
 -->
 
-> Stability: 1.2 - Release candidate
-
 * `algorithm` {string|undefined}
 * `data` {string|Buffer|TypedArray|DataView} When `data` is a
   string, it will be encoded as UTF-8 before being hashed. If a different