Changes ConstraintCollocator attributes to read only properties. Replaces PR #315 #614

Job	Run time
Build and run tests (ubuntu-latest, 3.9)	5m 4s
Build and run tests (ubuntu-latest, 3.10)	5m 9s
Build and run tests (ubuntu-latest, 3.11)	5m 3s
Build and run tests (ubuntu-latest, 3.12)	5m 23s
Build and run tests (ubuntu-latest, 3.13)	5m 21s
Build and run tests (macos-13, 3.9)	6m 55s
Build and run tests (macos-13, 3.10)	6m 27s
Build and run tests (macos-13, 3.11)	6m 24s
Build and run tests (macos-13, 3.12)	6m 37s
Build and run tests (macos-13, 3.13)	6m 43s
Build and run tests (macos-latest, 3.9)	3m 26s
Build and run tests (macos-latest, 3.10)	3m 29s
Build and run tests (macos-latest, 3.11)	4m 14s
Build and run tests (macos-latest, 3.12)	3m 52s
Build and run tests (macos-latest, 3.13)	3m 38s
Build and run tests (windows-latest, 3.9)	8m 17s
Build and run tests (windows-latest, 3.10)	8m 55s
Build and run tests (windows-latest, 3.11)	10m 3s
Build and run tests (windows-latest, 3.12)	8m 18s
Build and run tests (windows-latest, 3.13)	9m 48s
	2h 3m 6s

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