MAGETWO-89350: php version in composer.json of some components is inconsistent with php version in root composer.json

- fix mftf and mtf composer.json files

Author: Joan He

dev/tests/acceptance/composer.json

@@ -22,7 +22,7 @@
         "symfony/process": ">=2.7 <3.4",
         "henrikbjorn/lurker": "^1.2",
         "magento/magento2-functional-testing-framework": "~2.1.1",
-        "php": "7.0.2|7.0.4|~7.0.6|~7.1.0|~7.2.0",
+        "php": "~7.1.3||~7.2.0",
         "vlucas/phpdotenv": "~2.4"
     },
     "autoload": {

dev/tests/functional/composer.json

@@ -3,7 +3,7 @@
         "sort-packages": true
     },
     "require": {
-        "php": "7.0.2|~7.0.6|~7.1.0|~7.2.0",
+        "php": "~7.1.3||~7.2.0",
         "magento/mtf": "1.0.0-rc60",
         "allure-framework/allure-phpunit": "~1.2.0",
         "doctrine/annotations": "1.4.*",