v0.6.10

ITensors v0.6.10

Diff since v0.6.9

Merged pull requests:

• [ITensorMPS] Make replace_siteinds non-mutating (#1449) (@mtfishman)

Closed issues:

• [NDTensors] [BUG] Issue with constructing an ITensor from a sliced Tensor (#1431)
• [ITensorMPS] [BUG] replace_siteinds erroneously modifies tensors in-place (#1439)