refactor: use POST not PUT for `/users/{name}/change_pwd`

apps/emqx_dashboard/src/emqx_dashboard_api.erl

@@ -147,7 +147,7 @@ schema("/users/:username") ->
 schema("/users/:username/change_pwd") ->
     #{
         'operationId' => change_pwd,
-        put => #{
+        post => #{
             tags => [<<"dashboard">>],
             desc => ?DESC(change_pwd_api),
             parameters => fields([username_in_path]),
@@ -324,7 +324,7 @@ is_self_auth_token(Username, Token) ->
             false
     end.
 
-change_pwd(put, #{bindings := #{username := Username}, body := Params}) ->
+change_pwd(post, #{bindings := #{username := Username}, body := Params}) ->
     LogMeta = #{msg => "Dashboard change password", username => Username},
     OldPwd = maps:get(<<"old_pwd">>, Params),
     NewPwd = maps:get(<<"new_pwd">>, Params),

apps/emqx_dashboard/test/emqx_dashboard_SUITE.erl

@@ -141,7 +141,7 @@ t_rest_api(_Config) ->
     }),
     {ok, 204, _} = http_delete(["users", "usera"]),
     {ok, 404, _} = http_delete(["users", "usera"]),
-    {ok, 204, _} = http_put(
+    {ok, 204, _} = http_post(
         ["users", "admin", "change_pwd"],
         #{
             <<"old_pwd">> => <<"public">>,

changes/v5.0.13-en.md

@@ -8,4 +8,6 @@
 
 - Refactor: move `/mqtt/sys_topics` to generic `/configs/sys_topics` [#9511](https://github.com/emqx/emqx/pull/9511).
 
+- Refactor: use `POST` not `PUT` for `/users/{name}/change_pwd` [#9533](https://github.com/emqx/emqx/pull/9533).
+
 ## Bug fixes

changes/v5.0.13-zh.md

@@ -8,4 +8,6 @@
 
 - 重构：删除 `/mqtt/sys_topics` 接口，用户可以使用通用的 `/configs/sys_topics` 接口来更新该配置 [#9511](https://github.com/emqx/emqx/pull/9511)。
 
+- 重构:  `/users/{name}/change_pwd` 的请求方式从 `PUT` 改为了 `POST` [#9533](https://github.com/emqx/emqx/pull/9533)。
+
 ## 修复