chore(devexp): cleanup dead code (again) #16255

Job	Run time
detect what files changed	4s
Dataset Config Validation	33s
pre-commit hooks	39s
Publish Snuba to DockerHub	0s
Linting - Rust	2m 27s
Build snuba CI image	9m 18s
mypy typing	1m 2s
Front end tests for snuba admin	49s
self-hosted-end-to-end	20m 5s
sentry (0)	15m 53s
Tests and code coverage (test)	17m 10s
Tests and code coverage (test_rust)	12m 11s
Tests and code coverage (test_distributed)	22m 13s
Tests and code coverage (test_distributed_migrations)	9m 29s
Tests on multiple clickhouse versions (22.8.15.25.altinitystable)	16m 6s
sentry (1)	15m 53s
Tests on multiple clickhouse versions (23.3.13.7.altinitystable)	16m 5s
sentry (2)	15m 33s
Tests on multiple clickhouse versions (23.8.8.21.altinitystable)	16m 1s
sentry (3)	15m 58s
	3h 27m 29s

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