feat : new bit manipulation algo `FindNthBit` of a number

[Tuhinm2002]

• [x] I have read CONTRIBUTING.md.
• [x] This pull request is all my own work -- I have not plagiarized it.
• [x] All filenames are in PascalCase.
• [x] All functions and variable names follow Java naming conventions.
• [x] All new algorithms have a URL in their comments that points to Wikipedia or other similar explanations.
• [x] All new code is formatted with clang-format -i --style=file path/to/your/file.java

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 20.00000% with 4 lines in your changes missing coverage. Please review.

Project coverage is 63.85%. Comparing base (ac65af4) to head (05280ab).

Files with missing lines	Patch %	Lines
.../com/thealgorithms/bitmanipulation/FindNthBit.java	20.00%	3 Missing and 1 partial :warning:

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #5731      +/-   ##
============================================
- Coverage     63.89%   63.85%   -0.05%     
+ Complexity     4167     4166       -1     
============================================
  Files           580      581       +1     
  Lines         16273    16278       +5     
  Branches       3140     3140              
============================================
- Hits          10398    10394       -4     
- Misses         5452     5457       +5     
- Partials        423      427       +4     

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