correct bug with uhf hamiltonian generation (#3430)

* correct bug with uhf

Signed-off-by: Marwa <[email protected]>

* fix spelling and formatting

Signed-off-by: Sachin Pisal <[email protected]>

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Signed-off-by: Marwa <[email protected]>
Signed-off-by: Sachin Pisal <[email protected]>
Co-authored-by: Marwa <[email protected]>
Co-authored-by: Sachin Pisal <[email protected]>

Author: 3 people