remove factorless temporarily

[chaoming0625]

This pull request includes changes to the brainunit/_base.py file, primarily focusing on commenting out the factorless() method calls across various functions and methods. This adjustment aims to simplify the code by removing the need to strip units from Quantity objects before performing operations.

Key changes include:

Code Simplification:

• Commented out factorless() method calls in functions that wrap other functions, such as _wrap_function_keep_unit, _wrap_function_change_unit, and _wrap_function_remove_unit. [1] [2] [3]

• Commented out factorless() method calls in property methods like imag, real, and T. [1] [2]

• Commented out factorless() method calls in various mathematical and array manipulation methods such as scatter_add, scatter_mul, scatter_div, scatter_max, scatter_min, and __len__. [1] [2] [3] [4] [5] [6]

• Commented out factorless() method calls in various arithmetic and bitwise operation methods such as __pow__, __rpow__, __lshift__, __rlshift__, __ilshift__, __rshift__, __rrshift__, __irshift__, __round__, round, astype, clip, conj, conjugate, copy, dot, fill, flatten, item, prod, nanprod, cumprod, nancumprod, put, repeat, reshape, resize, sort, squeeze, swapaxes, split, and take. [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17]