Add transpose function for a 2D array

[HarshNagpal07]

Implemented a function to transpose a 2D array.
It's just for the basic understanding of the How Arrays work, how they transpose their elements.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.91%. Comparing base (08d8c6b) to head (187ea39).

Additional details and impacted files

@@ Coverage Diff @@ ## master #1857 +/- ## ======================================= Coverage 85.91% 85.91% ======================================= Files 379 379 Lines 19778 19778 Branches 3015 3016 +1 ======================================= Hits 16993 16993 Misses 2785 2785 

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[HarshNagpal07]

Hey can you see the code?