Update setup.py

dbt_version = "1.9"

Author: ataft

setup.py

@@ -8,7 +8,7 @@
 
 package_name = "dbt-sqlserver"
 authors_list = ["Mikael Ene", "Anders Swanson", "Sam Debruyn", "Cor Zuurmond", "Cody Scott"]
-dbt_version = "1.8"
+dbt_version = "1.9"
 description = """A Microsoft SQL Server adapter plugin for dbt"""
 
 this_directory = os.path.abspath(os.path.dirname(__file__))