Search user by phone in admin panel enhancement

What does this MR do and why?

1. Add prefix if use 11-digit number in searching user by phone 2. TODO change placeholder in search input

Describe in detail what your merge request does and why.

Screenshots or screen recordings

when	image
pre requirement
before
after

How to set up and validate locally

Numbered steps to set up and validate the change are strongly suggested.

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.