Fix broken link from findandmodify method deprecation

Author: laissonsilveira

docs/deprecations.md

@@ -60,7 +60,7 @@ If you use [`Model.findOneAndUpdate()`](/docs/api.html#model_Model.findOneAndUpd
 by default you'll see one of the below deprecation warnings.
 
 ```
-DeprecationWarning: Mongoose: `findOneAndUpdate()` and `findOneAndDelete()` without the `useFindAndModify` option set to false are deprecated. See: https://mongoosejs.com/docs/deprecations.html#findandmodify
+DeprecationWarning: Mongoose: `findOneAndUpdate()` and `findOneAndDelete()` without the `useFindAndModify` option set to false are deprecated. See: https://mongoosejs.com/docs/5.x/docs/deprecations.html#findandmodify
 DeprecationWarning: collection.findAndModify is deprecated. Use findOneAndUpdate, findOneAndReplace or findOneAndDelete instead.
 ```
 

lib/query.js

@@ -3777,7 +3777,7 @@ const _legacyFindAndModify = util.deprecate(function(filter, update, opts, cb) {
  collection.collection._findAndModify(filter, sort, update, opts, _cb);
 }, 'Mongoose: `findOneAndUpdate()` and `findOneAndDelete()` without the ' +
  '`useFindAndModify` option set to false are deprecated. See: ' +
- 'https://mongoosejs.com/docs/deprecations.html#findandmodify');
+ 'https://mongoosejs.com/docs/5.x/docs/deprecations.html#findandmodify');
 
 /*!
  * Override mquery.prototype._mergeUpdate to handle mongoose objects in