Parser update 2024: Adding comments on private variables in HyTech_CAN

[postrowski3]

Pull Request (PR) into Code-2024

Code Description

I didn't change any functional code, but only added comments to private variables within the HyTech_CAN folder.

Testing Description

I consistently checked my comment formatting with those of previously done documents.

Additional Information

Put any additional datasheets, information, and/or useful links here.

Checklist

• [ ] Is this code linked to a new board or board rev?
• • [ ] Is there a PR for that board in circuits-2024? If so, please pause until that PR is merged.
• X If you made a change or addition or deletion to the CAN library, did you inform the Data Aq lead?
• [ ] Did you test the code in real-world conditions before submitting?
• • [ ] Did you use CPU Speed = 720 MHz (overclock) and Optimize = Fastest when testing with Teensy 4.x?
• • [ ] Did you use CPU Speed = 144 MHz (overclock) and Optimize = Fastest with LTO when testing with Teensy 3.5?
• • [ ] Did you use CPU Speed = 120 MHz (overclock) and Optimize = Fastest with LTO when testing with Teensy 3.2?
• • [ ] Did you use Teensyduino 1.56 with Arduino 1.8.19 when testing with the latest libraries from main?
• X Did you pull main into your branch?
• • X Did you check for merge conflicts?
• • X Did you resolve any that occurred? If you are having trouble or are confused, contact a lead!
• X Did you fill out the above template?
• X Did you assign the right people for review (on the right)?