Set MSSQL supports materialized view flag to false (#1515)

Author: treysp

sqlmesh/core/engine_adapter/mssql.py

@@ -43,7 +43,7 @@ class MSSQLEngineAdapter(
     DIALECT: str = "tsql"
     DEFAULT_CATALOG_NAME = "master"
     SUPPORTS_TUPLE_IN = False
-    SUPPORTS_MATERIALIZED_VIEWS = True
+    SUPPORTS_MATERIALIZED_VIEWS = False
 
     def columns(
         self,