Demo page. Incorrect Java docs indents in generated Java tests

[alisevych]

Description

Demo page. Incorrect Java docs indents in generated Java tests

To Reproduce

1. Open https://www.utbot.org/utbot
2. Select Java
3. Select Examples -> Array Sample: set value
4. Click Generate and Run Tests
5. Check generated test code

Expected behavior

Java docs for the generated test methods should be indented correctly.

Actual behavior

Only the first line in Java doc has indent.

Visual proofs (screenshots, logs, images)