Remove dead code (part 1) #1773

Job	Run time
Check for file changes requiring all backend tests	13s
Check for file changes requiring front end checks	11s
Check for file changes requiring python linter	11s
Check for file changes requiring python tests	15s
Check for file changes requiring SQL tests	11s
Check front end code format	0s
Run front end linter	0s
Check front end types	0s
Audit front end code	0s
Run front end tests	0s
Run SQL tests (13)	23s
Find unused code	9s
Run SQL tests (14)	23s
Run Python linter	13s
Run SQL tests (15)	22s
Run SQL tests (16)	19s
Run Python tests (3.9-bookworm, 13)	4m 54s
Run Python tests (3.9-bookworm, 14)	4m 53s
Run Python tests (3.9-bookworm, 15)	6m 12s
Run Python tests (3.9-bookworm, 16)	6m 38s
Run Python tests (3.10-bookworm, 13)	4m 52s
Run Python tests (3.10-bookworm, 14)	4m 42s
Run Python tests (3.10-bookworm, 15)	4m 49s
Run Python tests (3.10-bookworm, 16)	4m 55s
Run Python tests (3.11-bookworm, 13)	4m 49s
Run Python tests (3.11-bookworm, 14)	4m 54s
Run Python tests (3.11-bookworm, 15)	4m 51s
Run Python tests (3.11-bookworm, 16)	6m 29s
Run Python tests (3.12-bookworm, 13)	4m 49s
Run Python tests (3.12-bookworm, 14)	5m 0s
Run Python tests (3.12-bookworm, 15)	5m 2s
Run Python tests (3.12-bookworm, 16)	5m 10s
matrix_tests	1s
	1h 25m 50s

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