fix(databricks): use value check for databricks_connect_use_serverles… #3921

Job	Run time
changes	10s
test-dbt-versions (1.9)	1m 53s
test-dbt-versions (1.8)	1m 50s
test-dbt-versions (1.10)	1m 41s
test-dbt-versions (1.6)	1m 39s
test-dbt-versions (1.4)	1m 20s
test-dbt-versions (1.3)	1m 50s
test-dbt-versions (1.7)	1m 52s
test-dbt-versions (1.5)	1m 38s
test-vscode	0s
test-vscode-e2e	0s
ui-test	1m 22s
migration-test	1m 32s
doc-tests	30s
style-and-cicd-tests (3.12)	25m 22s
style-and-cicd-tests (3.9)	23m 22s
style-and-cicd-tests (3.13)	22m 1s
style-and-cicd-tests (3.11)	22m 59s
style-and-cicd-tests (3.10)	23m 11s
cicd-tests-windows	11m 36s
engine-tests-docker (mysql)	1m 47s
engine-tests-docker (clickhouse)	2m 51s
engine-tests-docker (spark)	5m 23s
engine-tests-docker (starrocks)	2m 42s
engine-tests-docker (postgres)	2m 8s
engine-tests-docker (risingwave)	2m 35s
engine-tests-docker (mssql)	1m 40s
engine-tests-docker (duckdb)	1m 50s
ui-style	-1s
engine-tests-docker (trino)	8m 6s
engine-tests-cloud (clickhouse-cloud)	15m 5s
engine-tests-cloud (athena)	20m 40s
engine-tests-cloud (databricks)	10m 58s
engine-tests-cloud (snowflake)	12m 19s
engine-tests-cloud (bigquery)	14m 38s
engine-tests-cloud (redshift)	8m 14s
engine-tests-cloud (gcp-postgres)	4m 28s
engine-tests-cloud (fabric)	5m 12s
	4h 26m 23s

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