Qt Quick UI: Add "kit environment" as a base environment for run

Change-Id: Ica4e63b4b8e56ee6d2ead0ad3a5d1b57de20009c
Task-number: QTCREATORBUG-14701
Reviewed-by: Kai Koehne <kai.koehne@theqtcompany.com>

src/plugins/qmlprojectmanager/qmlprojectenvironmentaspect.h

@@ -51,7 +51,8 @@ public:
 
 private:
     enum BaseEnvironmentBase {
-        SystemEnvironmentBase = 0
+        SystemEnvironmentBase = 0,
+        KitEnvironmentBase
     };
 };