Enable PSRAM for adafruit_feather_esp32s3_reversetft (platformio#1414)

Author: pcorliss

boards/adafruit_feather_esp32s3_reversetft.json

@@ -10,7 +10,8 @@
       "-DARDUINO_ADAFRUIT_FEATHER_ESP32S3_REVTFT",
       "-DARDUINO_USB_CDC_ON_BOOT=1",
       "-DARDUINO_RUNNING_CORE=1",
-      "-DARDUINO_EVENT_RUNNING_CORE=1"
+      "-DARDUINO_EVENT_RUNNING_CORE=1",
+      "-DBOARD_HAS_PSRAM",
     ],
     "f_cpu": "240000000L",
     "f_flash": "80000000L",