chore(deps): update dependency appium to v2.19.0

Author: renovate[bot]

example/package.json

@@ -38,7 +38,7 @@
     "@wdio/jasmine-framework": "8.40.6",
     "@wdio/local-runner": "8.40.6",
     "@wdio/spec-reporter": "8.40.6",
-    "appium": "2.12.1",
+    "appium": "2.19.0",
     "appium-uiautomator2-driver": "3.9.0",
     "babel-plugin-module-resolver": "5.0.3",
     "pod-install": "1.0.7",