F fix compare entities branch2

Summary

This is a fix for #81 (closed) .

Focus

I added a statement analogous to existing statements for datatype and importance that compares the values of the entities.

Test Environment

I added a unit test in test_apiutils.py.

Issue #81 (closed) contains a script for testing it manually.

Check List for the Author

• All automated tests pass
• Reference related Issues
• Up-to-date CHANGELOG.md
• Add type hints in created/changed code
• Annotations in code (Gitlab comments)
  • Intent of new code
  • Problems with old code
  • Why this implementation?

Check List for the Reviewer

• I understand the intent of this MR
• All automated tests pass
• Up-to-date CHANGELOG.md
• The test environment setup works and the intended behavior is reproducible in the test environment
• In-code documentation and comments are up-to-date.
• Check: Are there spezifications? Are they satisfied?

CHANGELOG.md

@@ -17,6 +17,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed ###
 
+* #81 compare_entities from apiutils does not compare entity values
+
 ### Security ###
 
 ## [0.6.0] - 2021-10-19 ##
@@ -63,7 +65,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   Originally the role was `None`. The correct role is present now.
 * #53 Documentation of inheritance
 * #38 Dependencies in chunk-deletion of containers
-* #81 compare_entities from apiutils does not compare entity values
 
 ### Security ###