Move notification buttons engine to ESPHome

Solves #1881
Improves #1501

hmi/dev/nspanel_eu_code/boot.txt

@@ -101,7 +101,7 @@ Text tft_version
         Dragging           : 0
         Send Component ID  : on press and release
         Associated Keyboard: none
-        Text               : 4.3.0b2
+        Text               : 4.3.0b3
         Max. Text Size     : 9
     
 Text esph_version

hmi/dev/nspanel_eu_code/notification.txt

@@ -80,16 +80,6 @@ Button bt_accept
         Text             : î— 
         Max. Text Size   : 3
     
-    Events
-        Touch Release Event
-            lastclick.txt="{\"page\": \"notification\", \"component\": \"accept\", \"value\": \"release\"}"
-            printh 92
-            prints "nspanelevent",0
-            printh 00
-            prints lastclick.txt,0
-            printh 00
-            printh FF FF FF
-        
 Button bt_clear
     Attributes
         ID               : 8
@@ -100,16 +90,6 @@ Button bt_clear
         Text             : î…™
         Max. Text Size   : 10
     
-    Events
-        Touch Release Event
-            lastclick.txt="{\"page\": \"notification\", \"component\": \"clear\", \"value\": \"release\"}"
-            printh 92
-            prints "nspanelevent",0
-            printh 00
-            prints lastclick.txt,0
-            printh 00
-            printh FF FF FF
-        
 Timer swipestore
     Attributes
         ID         : 4