Extract all DateFormatter from the entire project to DateExtension with clear extension function names

[waseefakhtar]

[aritra-tech]

I don't think there are any Date Formatters which can be added to the DateExtension file. @waseefakhtar

[waseefakhtar]

I don't think there are any Date Formatters which can be added to the DateExtension file. @waseefakhtar

Hmm, I remember I added a few which are not part of DateExtension yet. I'll double check if I already made the change.

[aritra-tech]

Any update @waseefakhtar ?