Description

This is a fix of awful bug.
CgContext was a data class containing many mutable variables, and it was used as a Map key in CgComponents.
So, method getVariableConstructorBy and others worked incorrectly.

Also fixes # (2060)

How to test

Automated tests

Full utbot-samples run verifies that there is no regression.

Manual tests

Scenario from issue.

Self-check list

Check off the item if the statement is true. Hint: [x] is a marked item.

• I've set the proper labels for my PR (at least, for category and component).
• PR title and description are clear and intelligible.
• I've added enough comments to my code, particularly in hard-to-understand areas.
• The functionality I've repaired, changed or added is covered with automated tests.
• Manual tests have been provided optionally.
• The documentation for the functionality I've been working on is up-to-date.