Bump @wdio/cli from 7.16.14 to 7.40.0

Dependabot couldn't find the original pull request head commit, 1628550.

Author: dependabot[bot]

package-lock.json

@@ -60,7 +60,7 @@
     "wellknown": "^0.5.0"
   },
   "devDependencies": {
-    "@wdio/cli": "^7.36.0",
+    "@wdio/cli": "^7.40.0",
     "@wdio/local-runner": "^7.36.0",
     "@wdio/mocha-framework": "^7.33.0",
     "@wdio/spec-reporter": "^7.33.0",