Feature/stack using linked list

[gowtham1412-p]

• 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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• All new code is formatted with clang-format -i --style=file path/to/your/file.java

[codecov-commenter]

Codecov Report

❌ Patch coverage is 28.57143% with 60 lines in your changes missing coverage. Please review.
✅ Project coverage is 78.31%. Comparing base (1c6026e) to head (2045e60).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
...ms/datastructures/stacks/StackUsingLinkedList.java	28.57%	60 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #7108      +/-   ##
============================================
- Coverage     78.50%   78.31%   -0.19%     
- Complexity     6752     6761       +9     
============================================
  Files           759      760       +1     
  Lines         22402    22486      +84     
  Branches       4400     4402       +2     
============================================
+ Hits          17587    17611      +24     
- Misses         4109     4169      +60     
  Partials        706      706              

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[github-actions]

This pull request has been automatically closed because its workflows or checks failed and it has been inactive for more than 14 days. Please fix the workflows and reopen if you'd like to continue. Merging from main/master alone does not count as activity.