Nextion upload and sensors (#1464)

Co-authored-by: Senex Crenshaw <senexcrenshaw@gmail.com>

tests/test1.yaml

@@ -1055,10 +1055,6 @@ binary_sensor:
     pin: GPIO27
     threshold: 1000
     id: btn_left
-  - platform: nextion
-    page_id: 0
-    component_id: 2
-    name: 'Nextion Component 2 Touch'
   - platform: template
     name: 'Garage Door Open'
     id: garage_door
@@ -1882,11 +1878,6 @@ display:
     intensity: 3
     lambda: |-
       it.print("1234");
-  - platform: nextion
-    uart_id: uart0
-    lambda: |-
-      it.set_component_value("gauge", 50);
-      it.set_component_text("textview", "Hello World!");
   - platform: pcd8544
     cs_pin: GPIO23
     dc_pin: GPIO23