FIX: Force string conversions to UTF-8 "bytes" (PR #11315)


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Looks good :+1:

Can you also add a test with a poll with Chinese options to ensure it works properly in the future?

Looks like there are trailing whitespaces in the specs. Can you remove them?

Thanks Zog. It’s nice collaborating with you.

Thanks a lot @chenyxuan :+1: