feat: mark ssl_options.password as low level

apps/emqx/src/emqx_schema.erl

@@ -2227,6 +2227,7 @@ common_ssl_opts_schema(Defaults) ->
                     example => <<"">>,
                     format => <<"password">>,
                     desc => ?DESC(common_ssl_opts_schema_password),
+                    importance => ?IMPORTANCE_LOW,
                     converter => fun password_converter/2
                 }
             )},

apps/emqx_dashboard/src/emqx_dashboard_schema.erl

@@ -102,9 +102,7 @@ fields("https") ->
 
 server_ssl_opts() ->
     Opts0 = emqx_schema:server_ssl_opts_schema(#{}, true),
-    Opts1 = exclude_fields(["fail_if_no_peer_cert"], Opts0),
-    {value, {_, Meta}, Opts2} = lists:keytake("password", 1, Opts1),
-    [{"password", Meta#{importance => ?IMPORTANCE_HIDDEN}} | Opts2].
+    exclude_fields(["fail_if_no_peer_cert"], Opts0).
 
 exclude_fields([], Fields) ->
     Fields;