* Use new version of CI-CD Actions, checkout@v3 instead of checkout@v2 on all jobs
* Use cSpell spell check, and use ubuntu-20.04 for formatting check
* Add in bot formatting action
* Update freertos_demo.yml and freertos_plus_demo.yml files to increase github log readability
* Add in a Qemu demo onto the workflows.
* Disregard coverage data without a function_name field set
* Fix calling make on subdirectories
* Undefine FORTIFY_SOURCE when running without ENABLE_SANITIZERS
* Add queue and semaphore unit tests
* Update FreeRTOS-Kernel submodule revision