Upgrade databricks-sql-connector to 2.2.2 (#250)

### Description

Upgrades `databricks-sql-connector` to `2.2.2`.

It includes:

- Add tests for parameter sanitisation / escaping (databricks/databricks-sql-python#46) for the fix for #249
- Support Python 3.11 (databricks/databricks-sql-python#60)

Author: ueshin

requirements.txt

@@ -1,2 +1,2 @@
-databricks-sql-connector>=2.0.5
+databricks-sql-connector>=2.2.2
 dbt-spark~=1.1.1

setup.py

@@ -56,7 +56,7 @@ def _get_plugin_version():
     include_package_data=True,
     install_requires=[
         "dbt-spark~={}".format(dbt_spark_version),
-        "databricks-sql-connector>=2.0.5",
+        "databricks-sql-connector>=2.2.2",
     ],
     zip_safe=False,
     classifiers=[