Full name and multiple same mention/tag issue Fixed

[darshanpp]

Fixed

When user typed full display name there's no results appear for the mention. Now it's working fine.

[totozunino]

👏👏👏

[naamapps]

@fayeed Please merge this PR, it is a very needed change. 👍

[darshanpp]

@fayeed Are you planning to merge this pull request ?

[fareesh]

This is useful, merge or suggest some improvements please.