Ignore character entity representation

[con-cis]

Please describe what the rule should do:

What category should the rule belong to?
Ignore Character entity representations like '•', unicode equivalent 'U+2022'

[ ] Enforces code style (layout)
[ ] Warns about a potential error (problem)
[ ] Suggests an alternate way of doing something (suggestion)
[ ] Other (please specify:)

Provide 2-3 code examples that this rule should warn about:

<span v-else class="width-6 text-center">&bull;</span>

<span v-if="!isCalendarRef">&ndash; {{ commonLabels.noItems }} &ndash;</span>