fix(esp32p4): Disable touch test while touch is not implemented

Author: lucasssvaz

tests/validation/touch/ci.json

@@ -6,6 +6,7 @@
   "targets": {
     "esp32c3": false,
     "esp32c6": false,
-    "esp32h2": false
+    "esp32h2": false,
+    "esp32p4": false
   }
 }