Fix: capabilitiesfor iOS version

Author: Dimitar Todorov

demo-angular/e2e/config/appium.capabilities.json

@@ -107,7 +107,7 @@
     },
     "sim.iPhoneX": {
         "platformName": "iOS",
-        "platformVersion": "/12.*/",
+        "platformVersion": "12.0",
         "deviceName": "iPhone X",
         "appium-version": "1.9.1",
         "app": "",