Add position restraints for Site #1316

Job	Run time
Bleeding Edge mosdef Tests for GMSO	11m 40s
GMSO Tests (macOS-latest, 3.8, 2)	35m 38s
GMSO Tests (macOS-latest, 3.9, 2)	36m 30s
GMSO Tests (macOS-latest, 3.10, 2)	36m 47s
GMSO Tests (macOS-latest, 3.11, 2)	33m 21s
GMSO Tests (ubuntu-latest, 3.8, 2)	18m 55s
GMSO Tests (ubuntu-latest, 3.9, 2)	18m 41s
GMSO Tests (ubuntu-latest, 3.10, 2)	20m 23s
GMSO Tests (ubuntu-latest, 3.11, 2)	22m 2s
Build Docker Image	0s
	3h 53m 57s

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