Remove unused comments.

src/qibotn/circuit_to_mps.py

@@ -1,6 +1,5 @@
 import cupy as cp
 
-# from cuquantum import tensornet as cutn
 import cuquantum.bindings.cutensornet as cutn
 import numpy as np
 

src/qibotn/eval.py

@@ -1,6 +1,5 @@
 import cupy as cp
 
-# import cuquantum.tensornet as cutn
 import cuquantum.bindings.cutensornet as cutn
 from cupy.cuda import nccl
 from cupy.cuda.runtime import getDeviceCount