Fixed XPT2046 syntax and using unPhone library to clean up support (#3631)

* Fixed XPT2046 syntax and using unPhone library to clean up main and TFTDisplay.

* strange extra edits removed wtf

variants/unphone/variant.cpp

@@ -0,0 +1,20 @@
+// meshtastic/firmware/variants/unphone/variant.cpp
+
+#include "unPhone.h"
+unPhone unphone = unPhone("meshtastic_unphone");
+
+void initVariant()
+{
+    unphone.begin(); // initialise hardware etc.
+    unphone.store(unphone.buildTime);
+    unphone.printWakeupReason(); // what woke us up? (stored, not printed :|)
+    unphone.checkPowerSwitch();  // if power switch is off, shutdown
+    unphone.backlight(false);    // setup backlight and make sure its off
+
+    for (int i = 0; i < 3; i++) { // buzz a bit
+        unphone.vibe(true);
+        delay(150);
+        unphone.vibe(false);
+        delay(150);
+    }
+}