porting power_colors to Stingray.jl

[kashish2210]

POWER COLOR

in this PR I have successfully ported the Power_color from the existing stingray
for a complete walkthrough including all the examples go through my notebook
I have updated all the things as per Julia 1.11.4

EXAMPLE

##TEST CASES:
I have included 36 test cases:

A Careful review wanted and suggestions to add or exclude functions
thanks for reviewing

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 28.21782% with 145 lines in your changes missing coverage. Please review.

Project coverage is 77.34%. Comparing base (cddac34) to head (608b9a8).
Report is 21 commits behind head on main.

Files with missing lines	Patch %	Lines
src/power_colors.jl	28.21%	145 Missing ⚠️

❗ There is a different number of reports uploaded between BASE (cddac34) and HEAD (608b9a8). Click for more details.

HEAD has 5 uploads less than BASE

Flag	BASE (cddac34)	HEAD (608b9a8)
	6	1

Additional details and impacted files

@@             Coverage Diff             @@
##             main      #25       +/-   ##
===========================================
- Coverage   95.24%   77.34%   -17.91%     
===========================================
  Files           3        5        +2     
  Lines         505      737      +232     
===========================================
+ Hits          481      570       +89     
- Misses         24      167      +143     

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[kashish2210]

in future using this functions, i will add recipes in #41