fix: non-breaking detection for redundant cast projections #3855

Job	Run time
test-dbt-versions (1.4)	1m 42s
test-dbt-versions (1.7)	1m 46s
test-dbt-versions (1.6)	1m 36s
test-dbt-versions (1.5)	1m 33s
test-dbt-versions (1.9)	1m 39s
test-dbt-versions (1.10)	1m 51s
changes	8s
test-dbt-versions (1.8)	1m 39s
test-dbt-versions (1.3)	1m 32s
test-vscode-e2e	-1s
test-vscode	-1s
migration-test	1m 21s
style-and-cicd-tests (3.12)	25m 43s
cicd-tests-windows	10m 43s
doc-tests	31s
style-and-cicd-tests (3.13)	23m 45s
style-and-cicd-tests (3.10)	24m 11s
style-and-cicd-tests (3.11)	23m 28s
engine-tests-docker (mysql)	1m 38s
style-and-cicd-tests (3.9)	25m 30s
engine-tests-docker (starrocks)	2m 37s
engine-tests-docker (duckdb)	1m 43s
engine-tests-docker (clickhouse)	2m 49s
engine-tests-docker (spark)	5m 36s
engine-tests-docker (postgres)	2m 9s
engine-tests-docker (trino)	8m 22s
engine-tests-docker (risingwave)	2m 32s
engine-tests-docker (mssql)	1m 45s
ui-style	0s
ui-test	0s
engine-tests-cloud	0s
	2h 57m 47s

Provide feedback