[web_server] v3 entity grouping (#6833)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

esphome/components/text/__init__.py

@@ -11,7 +11,7 @@ from esphome.const import (
     CONF_ON_VALUE,
     CONF_TRIGGER_ID,
     CONF_VALUE,
-    CONF_WEB_SERVER_ID,
+    CONF_WEB_SERVER,
 )
 from esphome.core import CORE, coroutine_with_priority
 from esphome.cpp_helpers import setup_entity
@@ -82,9 +82,8 @@ async def setup_text_core_(
         mqtt_ = cg.new_Pvariable(mqtt_id, var)
         await mqtt.register_mqtt_component(mqtt_, config)
 
-    if (webserver_id := config.get(CONF_WEB_SERVER_ID)) is not None:
-        web_server_ = await cg.get_variable(webserver_id)
-        web_server.add_entity_to_sorting_list(web_server_, var, config)
+    if web_server_config := config.get(CONF_WEB_SERVER):
+        await web_server.add_entity_config(var, web_server_config)
 
 
 async def register_text(