docs: update description of mat-password-meter (#2111)

* Revise mat-password-meter description in README

Updated description of mat-password-meter to be more concise and informative.

* docs: add link for zxcvbn mat-password-meter

Author: cpeteradison

README.md

@@ -1621,7 +1621,7 @@ Current Angular version: [![npm version](https://badge.fury.io/js/%40angular%2Fc
 * [ngx-pattern-lock](https://github.com/nicotole/ngx-pattern-lock) - A lightweight, fully responsive, and customizable Android-style pattern lock component for Angular.
 * [smt-select](https://github.com/sametacar/smt-select) - A high-performance, lightweight, and customizable Angular select component with built-in virtual scroll and search capabilities.
 * [ngx-mat-searchable-select](https://github.com/khalilElmouedene/ngx-mat-searchable-select) - A reusable Angular Material select component with infinite scroll, debounced search, "no items found" feedback, and static/mock data support.
-* [mat-password-meter](https://github.com/ngx-zen/mat-password-meter) - Three Angular Material password strength components with a signals-based API.
+* [mat-password-meter](https://github.com/ngx-zen/mat-password-meter) - Angular Password Strength Meter ([zxcvbn](https://github.com/dropbox/zxcvbn), NIST-aligned, customizable).
 * [nicematic-emoji-picker](https://github.com/myposty/nicematic-emoji-picker) - High‑performance, zero‑dependency emoji picker for Angular 17+ with 929 emojis, auto‑theming, i18n, and responsive design.
 
 ### JSON Forms