Update Adafruit BusIO lib

Author: amandel

platformio.ini

@@ -47,7 +47,7 @@ monitor_speed = 115200
 upload_speed = 921600
 board_build.partitions = src/sd-partition-table.csv
 lib_deps =
-    adafruit/Adafruit BusIO @ ^1.11.5
+    adafruit/Adafruit BusIO @ ^1.11.6
     ; https://arduinojson.org/v6/api/
     bblanchon/ArduinoJson @ ^6.19.4
     rlogiacco/CircularBuffer @ ^1.3.3