docs(list): Fix tables formatting in README

[andrewlevada]

[googlebot]

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[andrewlevada]

@googlebot I signed it!

[googlebot]

CLAs look good, thanks!

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[andrewlevada]

Hi! It's my first pull request and I am not sure what to do next. Could you please help @asyncLiz

[asyncLiz]

Adding @patrickrodee as a reviewer

[anlexN]

can we solve PR?