fix

Author: Kerem Beygo

docs/visual-testing/integrations/webdriverio.md

@@ -105,7 +105,7 @@ Remember, the baseline is established during the initial run, and any subsequent
 
 ### Customizing Your Builds (Environment Variables)
 
-Below are the environment variables available in the Sauce Visual WebdriverIO plugin:
+Below are the environment variables available in the Sauce Visual WebdriverIO plugin. Keep in mind that these variables have precedence over the ones defined in WebdriverIO configuration.
 
 <EnvironmentVariables />