Fix package dependency (#5)

Author: jackyhu-db

pyproject.toml

@@ -10,7 +10,7 @@ include = ["CHANGELOG.md"]
 
 [tool.poetry.dependencies]
 python = "^3.8.0"
-databricks_sql_connector_core = { version = ">=4.0.0"}
+databricks_sql_connector = { version = "==4.0.0.b3"}
 sqlalchemy = { version = ">=2.0.21" }
 
 [tool.poetry.dev-dependencies]