MQE-1074: Verify MFTF Compatibility with Phpunit 7

- Updated composer json to use requirements for phpunit 7

Author: aljcalandra

composer.json

@@ -11,7 +11,7 @@
     "require": {
         "php": "7.0.2|7.0.4|~7.0.6|~7.1.0|~7.2.0",
         "allure-framework/allure-codeception": "~1.2.6",
-        "codeception/codeception": "~2.3.4",
+        "codeception/codeception": "~2.4.2",
         "consolidation/robo": "^1.0.0",
         "epfremme/swagger-php": "^2.0",
         "flow/jsonpath": ">0.2",
@@ -23,7 +23,7 @@
     },
     "require-dev": {
         "squizlabs/php_codesniffer": "1.5.3",
-        "sebastian/phpcpd": "~3.0",
+        "sebastian/phpcpd": "~4.0",
         "brainmaestro/composer-git-hooks": "^2.3",
         "doctrine/cache": "<1.7.0",
         "codeception/aspect-mock": "^3.0",