feat: Add SlidingWindowMaximum new algorithm with Junit tests

[Hardvan]

• 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 70.55%. Comparing base (f20f8d1) to head (0dc55cf).

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #5839      +/-   ##
============================================
+ Coverage     70.52%   70.55%   +0.02%     
- Complexity     4820     4828       +8     
============================================
  Files           644      645       +1     
  Lines         17458    17472      +14     
  Branches       3359     3364       +5     
============================================
+ Hits          12313    12327      +14     
  Misses         4681     4681              
  Partials        464      464              

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