Remove device_init call from device_added

This is really only needed for parent-child devices, and therefore can
be removed from the device_added event handler.

Also, remove references the INITIAL_PRESS_ONLY flag because it is not
needed in this subdriver.

Author: nickolas-deboom

drivers/SmartThings/matter-switch/src/test/test_third_reality_mk1.lua

@@ -214,7 +214,6 @@ local function test_init()
   test.socket.matter:__expect_send({mock_device.id, subscribe_request})
   test.mock_device.add_test_device(mock_device)
   test.socket.device_lifecycle:__queue_receive({ mock_device.id, "added" })
-  test.socket.matter:__expect_send({mock_device.id, subscribe_request})
   local device_info_copy = utils.deep_copy(mock_device.raw_st_data)
   device_info_copy.profile.id = "12-buttons-keyboard"
   local device_info_json = dkjson.encode(device_info_copy)

drivers/SmartThings/matter-switch/src/third-reality-mk1/init.lua

@@ -19,7 +19,6 @@ local im = require "st.matter.interaction_model"
 local log = require "log"
 
 local COMPONENT_TO_ENDPOINT_MAP = "__component_to_endpoint_map"
-local INITIAL_PRESS_ONLY = "__initial_press_only"
 
 -------------------------------------------------------------------------------------
 -- Third Reality MK1 specifics
@@ -37,10 +36,6 @@ local function is_third_reality_mk1(opts, driver, device)
   return false
 end
 
-local function set_field_for_endpoint(device, field, endpoint, value, additional_params)
-  device:set_field(string.format("%s_%d", field, endpoint), value, additional_params)
-end
-
 local function endpoint_to_component(device, ep)
   local map = device:get_field(COMPONENT_TO_ENDPOINT_MAP) or {}
   for component, endpoint in pairs(map) do
@@ -63,7 +58,6 @@ local function configure_buttons(device)
   local ms_eps = device:get_endpoints(clusters.Switch.ID, {feature_bitmap=clusters.Switch.types.SwitchFeature.MOMENTARY_SWITCH})
   for _, ep in ipairs(ms_eps) do
     if device.profile.components[endpoint_to_component(device, ep)] then
-      set_field_for_endpoint(device, INITIAL_PRESS_ONLY, ep, true, {persist = true})
       device.log.info_with({hub_logs=true}, string.format("Configuring Supported Values for generic switch endpoint %d", ep))
       local supportedButtonValues_event = capabilities.button.supportedButtonValues({"pushed"}, {visibility = {displayed = false}})
       device:emit_event_for_endpoint(ep, supportedButtonValues_event)
@@ -91,9 +85,7 @@ local function device_init(driver, device)
   device:subscribe()
 end
 
-local function device_added(driver, device)
-  device_init(driver, device)
-end
+local function device_added(driver, device) end
 
 local function info_changed(driver, device, event, args)
   if device.profile.id ~= args.old_st_store.profile.id then