Fixed BloomFilter.java using reflection api and Added RemoveStars.java in strings and ComplexNumberMultiplication.java in maths packages.

[SwarritSrivastava]

• 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

❌ Patch coverage is 94.73684% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 78.35%. Comparing base (55da3b9) to head (ecb504a).

Files with missing lines	Patch %	Lines
...rithms/datastructures/bloomfilter/BloomFilter.java	86.66%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #6968      +/-   ##
============================================
+ Coverage     78.27%   78.35%   +0.07%     
- Complexity     6573     6580       +7     
============================================
  Files           743      745       +2     
  Lines         21895    21913      +18     
  Branches       4288     4285       -3     
============================================
+ Hits          17139    17170      +31     
+ Misses         4073     4067       -6     
+ Partials        683      676       -7     

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