Add StepThroughExtension to acceptance test runner

.drone.star

@@ -1,7 +1,7 @@
 config = {
   'apiTests': {
     'coreBranch': 'master',
-    'coreCommit': '39bcf3874f2e388bbe7a7802e2f1e3c6a4b8216a',
+    'coreCommit': 'cb90a3b8bfcddb81f8cf6d84750feaa779105b94',
     'numberOfParts': 4
   }
 }

tests/acceptance/config/behat.yml

@@ -33,3 +33,5 @@ default:
     jarnaiz\JUnitFormatter\JUnitFormatterExtension:
       filename: report.xml
       outputDir: '%paths.base%/../output/'
+
+    Cjm\Behat\StepThroughExtension: ~

vendor-bin/behat/composer.json

@@ -10,6 +10,7 @@
     "behat/mink-extension": "^2.3",
     "behat/mink-goutte-driver": "^1.2",
     "behat/mink-selenium2-driver": "^1.4",
+    "ciaranmcnulty/behat-stepthroughextension" : "dev-master",
     "jarnaiz/behat-junit-formatter": "^1.3",
     "rdx/behat-variables": "^1.2",
     "sensiolabs/behat-page-object-extension": "^2.3",