[FEAT] Add Kinematics (SUVAT) equations

[Priyanshu1303d]

Hello! This PR adds a new physics algorithm, Kinematics.java , to the physics module.

This utility class provides the fundamental "SUVAT" equations for calculating the motion of an object under constant acceleration.

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• 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 src/main/java/com/thealgorithms/physics/Kinematics.java

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I have run the full mvn test suite locally, and all tests (including the new KinematicsTest.java) pass with a BUILD SUCCESS.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 78.34%. Comparing base (5a68ba9) to head (51055bc).

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #7053   +/-   ##
=========================================
  Coverage     78.33%   78.34%           
- Complexity     6661     6665    +4     
=========================================
  Files           752      753    +1     
  Lines         22180    22185    +5     
  Branches       4357     4357           
=========================================
+ Hits          17375    17380    +5     
  Misses         4106     4106           
  Partials        699      699           

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