[ISSUE 123] improve unit tests for EC7 rule - CHANGELOG

Author: dedece35

CHANGELOG.md

@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - [#6](https://github.com/green-code-initiative/ecoCode-python/pull/6) Adding EC35 rule : EC35 rule replaces EC34 with a specific use case ("file not found" sepcific)
 - [#7](https://github.com/green-code-initiative/ecoCode-python/issues/7) Add build number to manifest
 - Update ecocode-rules-specifications to 0.0.9
+- [#123](https://github.com/green-code-initiative/ecoCode/issues/123) Imprive unit tests for EC7 rule
 
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