doc: fix deprecation number

Refs: nodejs#41872
Refs: nodejs#41896

Author: aduh95

doc/api/deprecations.md

@@ -3071,7 +3071,7 @@ Type: End-of-Life
 This error code was removed due to adding more confusion to
 the errors used for value type validation.
 
-### DEPXXXX: `process.on('multipleResolves', handler)`
+### DEP0160: `process.on('multipleResolves', handler)`
 
 <!-- YAML
 changes:

lib/internal/process/promises.js

@@ -129,7 +129,7 @@ function promiseRejectHandler(type, promise, reason) {
 const multipleResolvesDeprecate = deprecate(
   () => {},
   'The multipleResolves event has been deprecated.',
-  'DEPXXXX'
+  'DEP0160'
 );
 function resolveError(type, promise, reason) {
   // We have to wrap this in a next tick. Otherwise the error could be caught by

test/parallel/test-warn-multipleResolves.mjs

@@ -3,7 +3,7 @@ import { expectWarning, mustCall } from '../common/index.mjs';
 expectWarning(
   'DeprecationWarning',
   'The multipleResolves event has been deprecated.',
-  'DEPXXXX',
+  'DEP0160',
 );
 
 process.on('multipleResolves', mustCall());