doc: stream.end(cb) cb can be invoked with error

Update docs that the optional callback passed to
`writable.end` can be invoked in case of an error as well.

PR-URL: #32238
Fixes: #31220
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>

Author: rexagod

doc/api/stream.md

@@ -405,6 +405,9 @@ Is `true` after [`writable.destroy()`][writable-destroy] has been called.
 <!-- YAML
 added: v0.9.4
 changes:
+  - version: REPLACEME
+    pr-url: https://github.com/nodejs/node/pull/29747
+    description: The `callback` is invoked if 'finish' or 'error' is emitted.
   - version: v10.0.0
     pr-url: https://github.com/nodejs/node/pull/18780
     description: This method now returns a reference to `writable`.
@@ -418,14 +421,15 @@ changes:
   `Uint8Array`. For object mode streams, `chunk` may be any JavaScript value
   other than `null`.
 * `encoding` {string} The encoding if `chunk` is a string
-* `callback` {Function} Optional callback for when the stream is finished
+* `callback` {Function} Optional callback for when the stream finishes
+  or errors
 * Returns: {this}
 
 Calling the `writable.end()` method signals that no more data will be written
 to the [`Writable`][]. The optional `chunk` and `encoding` arguments allow one
 final additional chunk of data to be written immediately before closing the
 stream. If provided, the optional `callback` function is attached as a listener
-for the [`'finish'`][] event.
+for the [`'finish'`][] and the `'error'` event.
 
 Calling the [`stream.write()`][stream-write] method after calling
 [`stream.end()`][stream-end] will raise an error.