Update README.md
Added serial checkmark for *ST_STM32F769I_DISCOVERY* and *Quail* boards.
@@ -66,8 +66,8 @@ The above firmware builds include support for the class libraries and features m
| ST_STM32F429I_DISCOVERY | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | | | :heavy_check_mark: | | :heavy_check_mark: |
| ST_NUCLEO64_F091RC | | | | :heavy_check_mark: | | | | | :heavy_check_mark: |
| ST_NUCLEO144_F746ZG | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | | | :heavy_check_mark: | | |
-| ST_STM32F769I_DISCOVERY | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | | | :heavy_check_mark: | | :heavy_check_mark: |
-| MBN_QUAIL | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | | | :heavy_check_mark: | | |
+| ST_STM32F769I_DISCOVERY | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | | :heavy_check_mark: | :heavy_check_mark: | | :heavy_check_mark: |
+| MBN_QUAIL | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | | :heavy_check_mark: | :heavy_check_mark: | | |
| NETDUINO3_WIFI | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | | | :heavy_check_mark: | | |
| ESP32_DEVKITC | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | | | | :heavy_check_mark: | | |
