Sieve of eratosthenes

[Mansi5164]

• 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

❌ Patch coverage is 71.42857% with 6 lines in your changes missing coverage. Please review.
✅ Project coverage is 78.31%. Comparing base (bb6385e) to head (9355359).

Files with missing lines	Patch %	Lines
...com/thealgorithms/bitmanipulation/PowerOfFour.java	0.00%	5 Missing ⚠️
...a/com/thealgorithms/maths/SieveOfEratosthenes.java	93.75%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #6981      +/-   ##
============================================
- Coverage     78.35%   78.31%   -0.04%     
+ Complexity     6615     6611       -4     
============================================
  Files           746      747       +1     
  Lines         22015    22011       -4     
  Branches       4320     4321       +1     
============================================
- Hits          17249    17239      -10     
- Misses         4078     4085       +7     
+ Partials        688      687       -1     

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[Mansi5164]

Hi maintainers 👋
I've added the implementation for Sieve of eratosthenes as part of Hacktoberfest.
All checks have passed successfully ✅
Kindly review and let me know if any changes are needed.
Thanks for maintaining this awesome repository! 🙌