Issue-491 - Clarify what the output of the method JSONArray toList is

[ggavriilidis]

Modified the comment of JSONArray toList method to clarify what the output of the method is.

[stleary]

What problem does this code solve?
Doc change only, for JSONArray.toList()

Risks
N/A

Changes to the API?
N/A

Will this require a new release?
No

Should the documentation be updated?
N/A

Does it break the unit tests?
N/A

Was any code refactored in this commit?
N/A

Review status
APPROVED

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[johnjaylward]

@stleary can you also update the JSONObject.toMap documentation to match?

[stleary]

Will do