* 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.
* Added spell check
* All words
* Add a missing word
* Fix header checks
* Fix header checks v1
* Fix header check v2
* Updated freertos link in header
* Fixed afr link in the header
* Fix last of header checks
* Update the spell check script to check amazon licensed files only
* Fixed paths and added comments
* Try with modified repo
* Add inplace substitute option to sed
* Use official repo as the spell checker source
* Add vendor file to the ignored list
Co-authored-by: root <root@ip-172-31-5-28.us-west-2.compute.internal>