MISRA doc for CSDK hub repository. (#1238)
MISRA doc for CSDK hub repository. (#1238)

Co-authored-by: Muneeb Ahmed <ec0b698ca3086fab9c9889e0fae149870dafb038@users.noreply.github.com>
aws/aws-iot-device-sdk-embedded-C,aws/aws-iot-device-sdk-embedded-C,aws/aws-iot-device-sdk-embedded-C