esp32/boards: Remove SPI pin defaults from GENERIC S2/S3 boards.

Default SPI pins are now correctly assigned by machine_hw_spi.c even for S2
and S3.  mpconfigboard.h files define defaults with flipped SPI(1) and
SPI(2) to workaround a bug in machine_hw_spi.c - the bug is fixed.
Signed-off-by: Tomas Vanek <vanekt@fbl.cz>

ports/esp32/boards/ESP32_S2_WROVER/mpconfigboard.h

@@ -6,10 +6,3 @@
 
 #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/GENERIC_S3/mpconfigboard.h

@@ -5,7 +5,3 @@
 
 #define MICROPY_HW_I2C0_SCL                 (9)
 #define MICROPY_HW_I2C0_SDA                 (8)
-
-#define MICROPY_HW_SPI1_MOSI                (35)
-#define MICROPY_HW_SPI1_MISO                (36)
-#define MICROPY_HW_SPI1_SCK                 (37)

ports/esp32/boards/GENERIC_S3_SPIRAM/mpconfigboard.h

@@ -6,7 +6,3 @@
 
 #define MICROPY_HW_I2C0_SCL                 (9)
 #define MICROPY_HW_I2C0_SDA                 (8)
-
-#define MICROPY_HW_SPI1_MOSI                (35)
-#define MICROPY_HW_SPI1_MISO                (36)
-#define MICROPY_HW_SPI1_SCK                 (37)