Update Composer to use 3.0+ of php-rest-client library + README Badges

Author: MichaelJ2324

README.md

@@ -1,3 +1,6 @@
+[![Coverage Status](https://coveralls.io/repos/github/sugarcrm-developers/php-rest-client/badge.svg?branch=main)](https://coveralls.io/github/sugarcrm-developers/php-rest-client?branch=main)
+![Packagist Downloads](https://img.shields.io/packagist/dt/sugarcrm-developers/php-rest-client)
+![Packagist Version](https://img.shields.io/packagist/v/sugarcrm-developers/php-rest-client)
 # SugarCRM PHP REST Client
 
 ## Overview

composer.json

@@ -20,7 +20,7 @@
   ],
   "require": {
     "php": ">=8.0",
-    "michaelj2324/php-rest-client": "3.x-dev"
+    "michaelj2324/php-rest-client": "^3.0"
   },
   "require-dev": {
     "phpunit/phpunit": "9.*",