Merge pull request #3217 from dhalbert/blm_badge

add blm_badge; add CIRCUITPY_AUDIOBUSIOIO_I2SOUT

Author: jepler

.github/workflows/build.yml

@@ -172,6 +172,7 @@ jobs:
         - "bast_pro_mini_m0"
         - "bdmicro_vina_m0"
         - "bless_dev_board_multi_sensor"
+        - "blm_badge"
         - "capablerobot_usbhub"
         - "catwan_usbstick"
         - "circuitbrains_basic_m0"