feat: add damerau-levenshtein distance algorithm

[saahilmahato]

• 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.
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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 76.35%. Comparing base (b031a0b) to head (00147cd).

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #6706      +/-   ##
============================================
+ Coverage     76.29%   76.35%   +0.05%     
- Complexity     5918     5935      +17     
============================================
  Files           710      711       +1     
  Lines         20130    20175      +45     
  Branches       3902     3910       +8     
============================================
+ Hits          15359    15405      +46     
  Misses         4179     4179              
+ Partials        592      591       -1     

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[alxkm]

Looks good. Thank you for the contribution.