Add Gemini RunInference example notebook

[jrmccluskey]

Introduce a notebook for Gemini RunInference, demonstrating processing of text, image, and audio output.

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[gemini-code-assist]

Note

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[jrmccluskey]

R: @damccorm

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[damccorm]

Thanks, this looks great!

If you happen to be the Bridgekeeper from Monty Python and the Holy Grail, and you don't want to be cast into the Gorge of Eternal Peril, here is the actual breakdown of the math:

lol