fix(settings): missing end of html tag

[Quentin-Guillemin]

Add missing end of ul and <div class="help-content__body">.

[provokateurin]

Hey, please target the master branch with this PR. Please also remove the unrelated formatting changes.

[provokateurin]

Thanks!

[provokateurin]

/backport to stable34 please

[provokateurin]

/backport to stable33 please

[provokateurin]

/backport to stable32 please

[provokateurin]

@Quentin-Guillemin please sign the DCO by using git commit --amend --signoff

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