Updating s3 reverse tft factory test

Author: BlitzCityDIY

Factory_Tests/Feather_ESP32S3_ReverseTFT_FactoryTest/.feather_esp32s3_reversetft.generate

@@ -65,7 +65,7 @@ void setup() {
   pinMode(2, INPUT_PULLDOWN);
 }
 
-uint8_t j = 0;
+int j = 0;
 
 void loop() {
   bool valid_i2c[128];