IBM force calculation simplification (Dr Bala recommendations) #6241

Job	Run time
Detect File Changes	12s
Oak Ridge \| Frontier (CCE) (gpu-acc)	46m 36s
Oak Ridge \| Frontier (AMD) (gpu-omp)	1h 32m 31s
Georgia Tech \| Phoenix (NVHPC) (gpu-omp)	2h 39m 33s
Georgia Tech \| Phoenix (NVHPC) (cpu)	42m 47s
Georgia Tech \| Phoenix (NVHPC) (gpu-acc)	1h 17m 46s
Oak Ridge \| Frontier (CCE) (gpu-omp)	59m 53s
	7h 59m 18s

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