removed osbolete dependency

cli/package.json

@@ -10,8 +10,7 @@
 		"puppeteer-core": "*",
 		"request-promise-native": "*",
 		"selenium-webdriver": "4.0.0-alpha.1",
-		"selenium-webdriver-legacy": "selenium-webdriver:*",
 		"strong-data-uri": "*",
 		"yargs": "*"
 	}
-}
+}