Graph algorithm

[Amit-Verma5262]

• 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

Attention: Patch coverage is 95.65217% with 1 line in your changes missing coverage. Please review.

Project coverage is 72.43%. Comparing base (5e9d1dc) to head (e3539fc).
Report is 3 commits behind head on master.

Files with missing lines	Patch %	Lines
.../com/thealgorithms/graph/DijkstraShortestPath.java	95.65%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #6060      +/-   ##
============================================
+ Coverage     72.38%   72.43%   +0.04%     
- Complexity     4982     4983       +1     
============================================
  Files           653      654       +1     
  Lines         17574    17597      +23     
  Branches       3386     3390       +4     
============================================
+ Hits          12721    12746      +25     
+ Misses         4372     4371       -1     
+ Partials        481      480       -1     

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[siriak]

It's already implemented here

Java/src/main/java/com/thealgorithms/datastructures/graphs/DijkstraAlgorithm.java

Line 8 in d1c1e6b

public class DijkstraAlgorithm {