The link to persistence documentation in tails-persistence-setup doesn't trigger any user-visible action

Originally created by @intrigeri on #8897 (Redmine)

Tails 1.2.3, logged in with French locales. The link turns from blue to purple, though.

Feature Branch: feature/14594-asp-gui,t-p-s:feature/14594-asp-gui

Parent Task: #14548

Edited May 21, 2020 by intrigeri

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