fixed formating of driver generator script

Signed-off-by: Asfandyar Orakzai <asfandyar.orakzai@silabs.com>
diff --git a/scripts/generate_driver_wrappers.py b/scripts/generate_driver_wrappers.py
index 97e8bfd..ae6db54 100755
--- a/scripts/generate_driver_wrappers.py
+++ b/scripts/generate_driver_wrappers.py
@@ -134,7 +134,8 @@
         driver_list = json.load(driverlistfile)
 
     try:
-        result = [load_driver(driver_schema, driver_file=os.path.join(json_directory, driver_file_name))
+        result = [load_driver(schemas=driver_schema,
+                              driver_file=os.path.join(json_directory, driver_file_name))
                   for driver_file_name in driver_list]
     except JsonValidationException as _:
         return False, []