doc: boards: ebyte: adopt zephyr:board-supported-hw directive

Replace manually authored hardware features table with the new Zephyr
board supported hardware directive which automatically generates an
up-to-date table based on the boards' Devicetree.

Signed-off-by: Benjamin Cabé <benjamin@zephyrproject.org>

boards/ebyte/e73_tbb/doc/index.rst

@@ -39,42 +39,8 @@ and solder NFC antenna using NFC_ANT connector.
 Supported Features
 ==================
 
-The ebyte_e73_tbb/nrf52832 board configuration supports the following
-hardware features:
-
-+-----------+------------+----------------------+
-| Interface | Controller | Driver/Component     |
-+===========+============+======================+
-| ADC       | on-chip    | adc                  |
-+-----------+------------+----------------------+
-| CLOCK     | on-chip    | clock_control        |
-+-----------+------------+----------------------+
-| FLASH     | on-chip    | flash                |
-+-----------+------------+----------------------+
-| GPIO      | on-chip    | gpio                 |
-+-----------+------------+----------------------+
-| I2C(M)    | on-chip    | i2c                  |
-+-----------+------------+----------------------+
-| MPU       | on-chip    | arch/arm             |
-+-----------+------------+----------------------+
-| NVIC      | on-chip    | arch/arm             |
-+-----------+------------+----------------------+
-| PWM       | on-chip    | pwm                  |
-+-----------+------------+----------------------+
-| RADIO     | on-chip    | Bluetooth            |
-+-----------+------------+----------------------+
-| RTC       | on-chip    | system clock         |
-+-----------+------------+----------------------+
-| RTT       | Segger     | console              |
-+-----------+------------+----------------------+
-| SPI(M/S)  | on-chip    | spi                  |
-+-----------+------------+----------------------+
-| UART      | on-chip    | serial               |
-+-----------+------------+----------------------+
-| WDT       | on-chip    | watchdog             |
-+-----------+------------+----------------------+
-
-Other hardware features are not supported by the Zephyr kernel.
+.. zephyr:board-supported-hw::
+
 See `E73-TBB website`_ and `Nordic Semiconductor Infocenter`_
 for a complete list of nRF52832 hardware features.