Add SwapAdjacentBits.java new algorithm

[DarkMatter-999]

• 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

Adds algorithm support for aglorithm 2 at #5628

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 59.70%. Comparing base (c0f3524) to head (9d4a741).

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #5634   +/-   ##
=========================================
  Coverage     59.69%   59.70%           
- Complexity     3852     3853    +1     
=========================================
  Files           559      560    +1     
  Lines         16006    16011    +5     
  Branches       3072     3072           
=========================================
+ Hits           9555     9559    +4     
- Misses         6046     6047    +1     
  Partials        405      405           

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

[siriak]

Please create parameterized tests or multiple test cases