add esp32 in readme port status

Author: microdev1

README.rst

@@ -218,7 +218,7 @@ Supported         Support status
 ================  ============================================================
 atmel-samd        ``SAMD21`` stable | ``SAMD51`` stable
 cxd56             stable
-espressif         ``ESP32-C3`` beta | ``ESP32-S2`` stable | ``ESP32-S3`` beta
+espressif         ``ESP32`` beta | ``ESP32-C3`` beta | ``ESP32-S2`` stable | ``ESP32-S3`` beta
 litex             alpha
 mimxrt10xx        alpha
 nrf               stable