static/frontend: add titles to links for visual users

[DBowen33]

frontend: add titles to links

add titles to links for visual users
Screenshot of fix: https://screenshot.googleplex.com/8dUyg5GVTn7iXmg

fixes b/283533047

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Patch Set 1:

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Patch Set 1: Code-Review+1

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Patch Set 2: Code-Review+2

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Patch Set 3: Code-Review+2

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Patch Set 3: Hold+1

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Patch Set 3: Code-Review+1

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