Added ATmega328 to the chips

[V205Arduino]

I added Atmega328 to the list. Perhaps this should be updated for Uno R4? Would be nice to reference the Arduino board as the Uno r3?

The list was missing the ATmega328 so I added it

What This PR Changes

• (Please explain here why you created the pull request and specify what it changes)
• Minor changes
• Added ATmega328 to the chips list
• Added Uno r3 to title?

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