Added test cases for sorting algorithms

[pushkar0406]

• 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

All modified and coverable lines are covered by tests ✅

Project coverage is 74.57%. Comparing base (9b4dec0) to head (2a9554a).

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #6345   +/-   ##
=========================================
  Coverage     74.57%   74.57%           
- Complexity     5450     5451    +1     
=========================================
  Files           682      682           
  Lines         19034    19034           
  Branches       3689     3689           
=========================================
+ Hits          14194    14195    +1     
  Misses         4277     4277           
+ Partials        563      562    -1     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[siriak]

Please check why build is failing

[DenizAltunkapan]

@pushkar0406 are you still working on it?

[pushkar0406]

@DenizAltunkapan yes. needs more improvement in tests.

[DenizAltunkapan]

@pushkar0406 I'm closing this PR because it seems that you aren't working on it. Please make sure to fix the failing pipelines and resolve the conflicts if you reopen this PR