ARCO-187: change Cumulative Fees Validation behavior

[arkadiuszos4chain]

Description of Changes

• Cumulative Fees Validation behavior changed: validation doesn't check unmined ancestors chain length anymore
• new Strict Cumulative Fees Validation - works as CFV with ancestors chain lenght validation

Testing Procedure

• I have added new unit tests
• All tests pass locally
• I have tested manually in my local environment

Checklist:

• I have performed a self-review of my own code
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have updated CHANGELOG.md with my changes

[sonarqubecloud]

Quality Gate failed

Failed conditions
45.5% Coverage on New Code (required ≥ 80%)

See analysis details on SonarCloud

[boecklim]

Replaced by #574.
PR for feature of Strict Cumulative Fees Validation may be re-opened later if needed.