Support robinhood.option-event/cash-component

[todo]

we might have to come back to this when we're trading risk-undefined?

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robinhood.clj/src/robinhood/clj/spec.clj

Lines 806 to 811 in b1a1191

	;; TODO :robinhood.option-event/cash-component ???
	;; BODY we might have to come back to this when we're trading risk-undefined?
	(s/def :robinhood/option-event
	(s/keys
	:opt-un [:robinhood.option-event/updated-at

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This issue was generated by todo based on a TODO comment in b1a1191. It's been assigned to @halljson because they committed the code.