esp32/boards: Add board definition for ESP32-S2-WROVER module.

ports/esp32/boards/ESP32_S2_WROVER/mpconfigboard.cmake

+set(IDF_TARGET esp32s2)
+
+set(SDKCONFIG_DEFAULTS
+    boards/sdkconfig.base
+    boards/sdkconfig.spiram_sx
+    boards/sdkconfig.usb
+    boards/ESP32_S2_WROVER/sdkconfig.board
+)
+
+if(NOT MICROPY_FROZEN_MANIFEST)
+    set(MICROPY_FROZEN_MANIFEST ${MICROPY_PORT_DIR}/boards/manifest.py)
+endif()

ports/esp32/boards/ESP32_S2_WROVER/mpconfigboard.h

+#define MICROPY_HW_BOARD_NAME               "ESP32-S2-WROVER"
+#define MICROPY_HW_MCU_NAME                 "ESP32-S2"
+
+#define MICROPY_PY_BLUETOOTH                (0)
+#define MICROPY_HW_ENABLE_SDCARD            (0)
+
+#define MICROPY_HW_I2C0_SCL                 (7)
+#define MICROPY_HW_I2C0_SDA                 (6)
+
+#define MICROPY_HW_SPI1_MOSI                (35)
+#define MICROPY_HW_SPI1_MISO                (37)
+#define MICROPY_HW_SPI1_SCK                 (36)
+#define MICROPY_HW_SPI2_MOSI                (11)
+#define MICROPY_HW_SPI2_MISO                (13)
+#define MICROPY_HW_SPI2_SCK                 (12)

ports/esp32/boards/ESP32_S2_WROVER/sdkconfig.board

+CONFIG_FLASHMODE_QIO=y
+CONFIG_ESPTOOLPY_FLASHFREQ_80M=y
+CONFIG_ESPTOOLPY_FLASHSIZE_DETECT=y
+CONFIG_ESPTOOLPY_AFTER_NORESET=y
+
+CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y
+CONFIG_USB_AND_UART=y
+
+# LWIP
+CONFIG_LWIP_LOCAL_HOSTNAME="ESP32-S2-WROVER"
+# end of LWIP