Fixed test shuffling for unit tests

tests/acceptance.suite.yml

@@ -5,6 +5,7 @@
 # If you need both WebDriver and PHPBrowser tests - create a separate suite.
 
 actor: AcceptanceTester
+shuffle: false
 coverage:
     enabled: false
 modules:
@@ -12,5 +13,3 @@ modules:
         - PhpBrowser:
             url: '%url%'
         - \Helper\Acceptance:
-settings:
-    shuffle: false

tests/unit.suite.yml

@@ -3,7 +3,6 @@
 # Suite for unit or integration tests.
 
 actor: UnitTester
-settings:
 shuffle: true
 modules:
     enabled: