Rename pipelines argument of ClassWithPrivateMutableFieldOfPrivateTypeTest

[dtim]

Description

The languagePipelines argument of UtValueTestCaseChecker has been renamed, as well as its type. This fix renames the corresponding argument of ClassWithPrivateMutableFieldOfPrivateTypeTest.

Type of Change

Please delete options that are not relevant.

• Minor bug fix (non-breaking small changes)

How Has This Been Tested?

Automated Testing

Code should compile, tests should pass.

Checklist (remove irrelevant options):

This is the author self-check list

• The change followed the style guidelines of the UTBot project
• Self-review of the code is passed
• The change contains enough commentaries, particularly in hard-to-understand areas
• New documentation is provided or existed one is altered
• No new warnings
• New tests have been added
• All tests pass locally with my changes

[dtim]

The compilation issue has been fixed by #1146