Clean up env file references (#60)

Author: FyzHsn

.env.example

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [UNRELEASED]
 
+### Changed
+
+- Removed references to `.env` file in the functional test README.
+
 ## [0.19.0] - 2022-12-06
 
 ### Changed

CHANGELOG.md

@@ -10,13 +10,7 @@ pip install -r ./tests/functional_tests/requirements.txt
 export PYTHONPATH=$(pwd)
 ```
 
-Copy create `.env` file:
-
-```sh
-cp .env.example .env
-```
-
-Fill in the configuration values either manually or from terraform output.
+Fill in the configuration values for the SSH executor either manually or from terraform output.
 
 ### 2. Run Functional Tests