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 78.28%. Comparing base (a4cf6e3) to head (5feb656).

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     78.26%   78.28%   +0.02%     
- Complexity     6567     6578      +11     
============================================
  Files           743      745       +2     
  Lines         21886    21914      +28     
  Branches       4284     4288       +4     
============================================
+ Hits          17129    17156      +27     
- Misses         4074     4075       +1     
  Partials        683      683              

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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!

[DenizAltunkapan]

dfs and stringrotation are already contained in the repository. Please always check our directory.md