chore: Update badges in README

Author: d0rianb

README.md

@@ -1,9 +1,9 @@
 # rtf-parser
-[![Crates.io](https://img.shields.io/crates/v/rtf-parser.svg?style=flat-square&color=orange)](https://crates.io/crates/rtf-parser)
-![Crates.io License](https://img.shields.io/crates/l/rtf-parser?style=flat-square)
-[![Crates.io Total Downloads](https://img.shields.io/crates/d/rtf-parser?label=Crates.io%20Downloads&style=flat-square&color=violet)](https://crates.io/crates/rtf-parser)
-[![NPM Total Downloads](https://img.shields.io/npm/d18m/rtf-parser-wasm?label=NPM%20Downloads&style=flat-square&color=red)](https://www.npmjs.com/package/rtf-parser-wasm)
-[![docs.rs](https://img.shields.io/docsrs/rtf-parser?style=flat-square)](https://docs.rs/rtf-parser)
+[![Crates.io](https://flat.badgen.net/crates/v/rtf-parser?color=orange)](https://crates.io/crates/rtf-parser)
+![Crates.io License](https://flat.badgen.net/badge/license/MIT/blue)
+[![Crates.io Total Downloads](https://flat.badgen.net/crates/d/rtf-parser?label=Crates.io%20Downloads&color=green)](https://crates.io/crates/rtf-parser)
+[![NPM Downloads](https://flat.badgen.net/npm/dm/rtf-parser-wasm?label=NPM%20Downloads&color=red)](https://www.npmjs.com/package/rtf-parser-wasm)
+[![docs.rs](https://flat.badgen.net/badge/docs.rs/docs/blue)](https://docs.rs/rtf-parser)
 
 A safe Rust RTF parser & lexer library designed for speed and memory efficiency, with no external dependencies.