MQE-572: Expose selenium configuration from within our .env file

- changed functional.suite.dist to set host,port,protocol, and path based on env.
- added above env parameters to env.example

(cherry picked from commit e08c27e)

dev/tests/acceptance/.env.example

@@ -7,6 +7,12 @@ MAGENTO_BACKEND_NAME=
 MAGENTO_ADMIN_USERNAME=
 MAGENTO_ADMIN_PASSWORD=
 
+#*** Selenium Server Protocol, Host, Port, and Path, with local defaults. Change if not running Selenium locally.
+SELENIUM_HOST=127.0.0.1
+SELENIUM_PORT=4444
+SELENIUM_PROTOCOL=http
+SELENIUM_PATH=/wd/hub
+
 #*** Uncomment and set host & port if your dev environment needs different value other than MAGENTO_BASE_URL for Rest Api Requests ***#
 #MAGENTO_RESTAPI_SERVER_HOST=
 #MAGENTO_RESTAPI_SERVER_PORT=

dev/tests/acceptance/tests/functional.suite.dist.yml

@@ -31,3 +31,8 @@ modules:
             username: "%MAGENTO_ADMIN_USERNAME%"
             password: "%MAGENTO_ADMIN_PASSWORD%"
             pageload_timeout: 30
+            host: %SELENIUM_HOST%
+            port: %SELENIUM_PORT%
+            protocol: %SELENIUM_PROTOCOL%
+            path: %SELENIUM_PATH%
+