Fix update mock data

Fix add missing path in unittest helpers_tests

tests/helpers_tests.py

@@ -2,6 +2,7 @@ import unittest
 import sys
 import os.path
 
+sys.path.insert(1, os.path.abspath('..'))
 sys.path.insert(1, os.path.abspath('../lib'))
 
 from sickgear import helpers

tests/mock_data/tvinfo_api_tests/browse_start_date.data

@@ -1 +1 @@
-2023-03-08
+2023-09-06