let us use lot of spaces after a comma in functions

Disable the rule:

Generic.Functions.FunctionCallArgumentSpacing.TooMuchSpaceAfterComma

We like nice alignements of function arguments when having a sequence of
them, for example:

	define( 'FOO',          1 );
	define( 'A_BIT_LONGER', 2 );

Change-Id: I089e9e5b62e02f9be61ada11aa0d7b1dc63fb256