Remove bogus hidden visibility in profile selector
Remove bogus hidden visibility in profile selector

Apparently the previous `optionElement.style.hidden` does not mean
`optionElement.style.visibility = 'hidden'`. It was just nonsensical.

R=8915f5d5c39a08c5a3e8a8d7314756e4580816f9@chromium.org

Bug: 1151805
Change-Id: Ide7a76af4895f8c89e22823745952dac97e17bdb
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2552413
Commit-Queue: Yang Guo <1cf0af8245a3a17a632a2c73531392b0f9761c76@chromium.org>
Reviewed-by: Paul Lewis <8915f5d5c39a08c5a3e8a8d7314756e4580816f9@chromium.org>

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