doc,net: assign deprecation code

Missed while landing 75a19fb.

Ref: #14449
PR-URL: #14576
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

Author: addaleax

doc/api/deprecations.md

@@ -634,8 +634,8 @@ Type: End-of-Life
 
 *Note*: change was made while `async_hooks` was an experimental API.
 
-<a id="DEP00XX"></a>
-### DEP00XX: Several internal properties of net.Server
+<a id="DEP0073"></a>
+### DEP0073: Several internal properties of net.Server
 
 Type: Runtime
 

lib/net.js

@@ -1708,27 +1708,27 @@ if (process.platform === 'win32') {
 Object.defineProperty(Server.prototype, '_usingSlaves', {
   get: internalUtil.deprecate(function() {
     return this._usingWorkers;
-  }, 'Accessing internal properties of net.Server is deprecated.', 'DEP00XX'),
+  }, 'Accessing internal properties of net.Server is deprecated.', 'DEP0073'),
   set: internalUtil.deprecate((val) => {
     this._usingWorkers = val;
-  }, 'Accessing internal properties of net.Server is deprecated.', 'DEP00XX'),
+  }, 'Accessing internal properties of net.Server is deprecated.', 'DEP0073'),
   configurable: true, enumerable: false
 });
 
 Object.defineProperty(Server.prototype, '_slaves', {
   get: internalUtil.deprecate(function() {
     return this._workers;
-  }, 'Accessing internal properties of net.Server is deprecated.', 'DEP00XX'),
+  }, 'Accessing internal properties of net.Server is deprecated.', 'DEP0073'),
   set: internalUtil.deprecate((val) => {
     this._workers = val;
-  }, 'Accessing internal properties of net.Server is deprecated.', 'DEP00XX'),
+  }, 'Accessing internal properties of net.Server is deprecated.', 'DEP0073'),
   configurable: true, enumerable: false
 });
 
 Object.defineProperty(Server.prototype, '_setupSlave', {
   value: internalUtil.deprecate(function(socketList) {
     return this._setupWorker(socketList);
-  }, 'Accessing internal properties of net.Server is deprecated.', 'DEP00XX'),
+  }, 'Accessing internal properties of net.Server is deprecated.', 'DEP0073'),
   configurable: true, enumerable: false
 });