Add binary tree paths

[konduri-lakshmi-prasanna]

• I have read CONTRIBUTING.md.
• This pull request is all my own work -- I have not plagiarized it.
• All filenames are in PascalCase.
• All functions and variable names follow Java naming conventions.
• All new algorithms have a URL in their comments that points to Wikipedia or other similar explanations.
• All new code is formatted with clang-format -i --style=file path/to/your/file.java

[codecov-commenter]

Codecov Report

❌ Patch coverage is 92.85714% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 77.82%. Comparing base (f8688ba) to head (32c594f).

Files with missing lines	Patch %	Lines
...java/com/thealgorithms/strings/StringRotation.java	75.00%	2 Missing ⚠️

Additional details and impacted files

@@ Coverage Diff @@ ## master #6774 +/- ## ============================================ + Coverage 77.78% 77.82% +0.03%  - Complexity 6307 6320 +13  ============================================ Files 728 730 +2 Lines 21012 21040 +28 Branches 4097 4101 +4 ============================================ + Hits 16345 16374 +29  - Misses 4022 4023 +1  + Partials 645 643 -2 

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[konduri-lakshmi-prasanna]

Hi, I’ve fixed all Checkstyle and clang-format issues.
All checks have passed successfully
Kindly review and merge my PR. Thank you!