Memory reference bug

[mhubii]

The tensor generating function generate_ht_optical:

roboreg/roboreg/util/transform.py

Line 68 in 552d3fb

ht_optical[..., 0, 2] = (

Causes ambiguous memory access:

roboreg/util/transform.py", line 68, in generate_ht_optical
    ht_optical[..., 0, 2] = (
    ~~~~~~~~~~^^^^^^^^^^^
RuntimeError: unsupported operation: more than one element of the written-to tensor refers to a single memory location. Please clone() the tensor before performing the operation.