feat: Added optional parameter to colorregister.create function

VERSION

-345
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+346
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lib/+artoa/+soundsources/+colorregister/create.m

-function [colorRegister] = create()
-%CREATE Summary of this function goes here
-%   Detailed explanation goes here
+function [colorRegister] = create(pState)
+%CREATE Creates a new color register for the soundsources.
+%   Parameters:
+%       pState (optional): Cell of strings, containing the soundsource names that are
+%       already registered.
 
+if nargin == 1
+    colorRegister = pState;
+    return;
+end
 colorRegister = {};
 
 end