Added ConstrainedCoarseDropout class #2756

Job	Run time
Check Readme is not outdated (3.9)	10s
Check code formatting with ruff and mypy (3.9)	1m 20s
Test and lint (ubuntu-latest, 3.9)	2m 53s
Test and lint (ubuntu-latest, 3.10)	2m 50s
Test and lint (ubuntu-latest, 3.11)	2m 42s
Test and lint (ubuntu-latest, 3.12)	3m 40s
Test and lint (windows-latest, 3.9)	4m 25s
Test and lint (windows-latest, 3.10)	3m 57s
Test and lint (windows-latest, 3.11)	3m 58s
Test and lint (windows-latest, 3.12)	4m 36s
Test and lint (macos-latest, 3.9)	2m 10s
Test and lint (macos-latest, 3.10)	1m 55s
Test and lint (macos-latest, 3.11)	1m 38s
Test and lint (macos-latest, 3.12)	1m 42s
	37m 56s

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