Update LED Blinker Tutorial

[x] Change run handler to async
[x] Remove mutex
[x] Rename member variables to use m_camelCase
[x] Update code to reference member variables to this->m_camelCase
[x] ~~Fix "Do it yourself" sections to not be part of the critical path of the tutorial~~ Instructor will tell students they must do this.
[x] Day 1: FPP for commands and events. Add state member variables. Generate topology. Implement command/events. Run GDS
[x] Day 2: FPP for tlm, parameters, and ports. Generate topology. Implement ports/tlm/parameters
[x] #2868
[x] Update run handler to use switch statements
[x] ~~Add state machine diagram to the Component Design section~~ (Hold off on this until we get Garth's state machine integrated)
[ ] Requirement section and Component Design section and put it into the SSD of the LED component.
[x] Fix parameterUpdate to use switch statements. Also move the assert is valid to inside the appropriate parameter switch case statement
[x] Fixed UT section
[x] Go over entire tutorial and make sure it still works. That includes the System Testing.
[x] Update command handler to not check enum argument. Scrub EVR that mentions invalid enum argument.
[x] Move Unit Test section after Full System Integration but before Running on hardware
[x] Change "Missing Line" in Try it Yourself to "Solution"
[x] Rename Step 5 in tutorial to Component Design and Continued Implementation
[x] Change m_count to m_toggleCounter
[x] Try it yourself -> Do it Yourself
[x] shoudl to must in "try it yourself"
[x] Add design day 1 section
[x] Add implementation day 1 section
[x] Add design day 2 section
[x] Add implementation day 2 section
[x] Add spoiler tag to solutions for Do it yourself.
[x] on_off args and other variables should be camelcase
[x] Format code to how f prime formats code
[x] Add to the conclusion section a block of code of what the cmd impl will look like. Also add a note that the TODO tlm item will be done in a future section
[x] Run tutorial with real people

nasa / fprime

Update LED Blinker Tutorial #2839