boards: 96b_carbon: add supported features

add i2c, spi and usb_device as supported feaures.

Signed-off-by: Anas Nashif <[email protected]>

Author: nashif

boards/arm/96b_carbon/96b_carbon.yaml

@@ -5,3 +5,9 @@ arch: arm
 toolchain:
   - zephyr
   - gccarmemb
+supported:
+  - gpio
+  - ble
+  - i2c
+  - spi
+  - usb_device