MQE-2153: bump MFTF version to 3.0.0-RC4

Author: jilu1

composer.json

@@ -88,7 +88,7 @@
         "friendsofphp/php-cs-fixer": "~2.16.0",
         "lusitanian/oauth": "~0.8.10",
         "magento/magento-coding-standard": "*",
-        "magento/magento2-functional-testing-framework": "dev-3.0.0-RC4",
+        "magento/magento2-functional-testing-framework": "3.0.0-RC4",
         "pdepend/pdepend": "~2.7.1",
         "phpcompatibility/php-compatibility": "^9.3",
         "phpmd/phpmd": "^2.8.0",