[Docs] order: improve the documentation for the pathGroupsExcludedImportTypes option

Author: liby

CHANGELOG.md

@@ -15,6 +15,7 @@ This change log adheres to standards from [Keep a CHANGELOG](http://keepachangel
 ### Changed
 - [Docs] `extensions`: removed incorrect cases ([#2138], thanks [@wenfangdu])
 - [Tests] `order`: add tests for `pathGroupsExcludedImportTypes: ['type']` ([#2158], thanks [@atav32])
+- [Docs] `order`:  improve the documentation for the `pathGroupsExcludedImportTypes` option ([#2156], thanks [@liby])
 
 ## [2.23.4] - 2021-05-29
 
@@ -812,6 +813,7 @@ for info on changes for earlier releases.
 
 [#2160]: https://github.com/benmosher/eslint-plugin-import/pull/2160
 [#2158]: https://github.com/benmosher/eslint-plugin-import/pull/2158
+[#2156]: https://github.com/benmosher/eslint-plugin-import/pull/2156
 [#2138]: https://github.com/benmosher/eslint-plugin-import/pull/2138
 [#2121]: https://github.com/benmosher/eslint-plugin-import/pull/2121
 [#2099]: https://github.com/benmosher/eslint-plugin-import/pull/2099
@@ -1347,6 +1349,7 @@ for info on changes for earlier releases.
 [@lencioni]: https://github.com/lencioni
 [@leonardodino]: https://github.com/leonardodino
 [@Librazy]: https://github.com/Librazy
+[@liby]: https://github.com/liby
 [@lilling]: https://github.com/lilling
 [@ljharb]: https://github.com/ljharb
 [@ljqx]: https://github.com/ljqx

docs/rules/order.md

@@ -148,6 +148,27 @@ Example:
   }]
 }
 ```
+
+You can also use `patterns`(e.g., `react`, `react-router-dom`, etc).
+
+Example:
+```json
+{
+  "import/order": [
+    "error",
+    {
+      "pathGroups": [
+        {
+          "pattern": "react",
+          "group": "builtin",
+          "position": "before"
+        }
+      ],
+      "pathGroupsExcludedImportTypes": ["react"]
+    }
+  ]
+}
+```
 The default value is `["builtin", "external"]`.
 
 ### `newlines-between: [ignore|always|always-and-inside-groups|never]`: