fix

Author: Namitha-Prabhu

tests/e2e-tests/README.md

@@ -21,7 +21,7 @@ export APIGEE_ACCESS_TOKEN=$(SSO_LOGIN_URL=https://login.apigee.com get_token --
 
 ### Set Proxy Name
 
-Set the `PROXY_NAME` environment variable to specify the environment for test execution. You can find the proxy name by logging into [Apigee](https://apigee.com/edge), navigating to 'API Proxies' and searching for 'supplier-api'.
+Set the `PROXY_NAME` environment variable to specify the environment for test execution. You can find the proxy name by logging into [Apigee](https://apigee.com/edge), navigating to 'API Proxies' and searching for 'supplier-api' for lower environments like internal-dev.
 
 ```shell
 export PROXY_NAME=nhs-notify-supplier--internal-dev--nhs-notify-supplier