MAGETWO-38482: [Github] Install during integration test fails #1347

- fixed wrong current work directory

Author: eddielau

dev/tests/integration/framework/Magento/TestFramework/Application.php

@@ -142,6 +142,9 @@ public function __construct(
         $appMode,
         AutoloaderInterface $autoloadWrapper
     ) {
+        if (getcwd() != BP . '/dev/tests/integration') {
+            chdir(BP . '/dev/tests/integration');
+        }
         $this->_shell = $shell;
         $this->installConfigFile = $installConfigFile;
         $this->_globalConfigDir = realpath($globalConfigDir);