Removed changes in chassis base tests

Author: bmridul

tests/chassis_base_test.py

@@ -1,9 +1,7 @@
 from sonic_platform_base.chassis_base import ChassisBase
-from unittest.mock import MagicMock, patch
 
 class TestChassisBase:
 
-    @patch('sonic_py_common.device_info.get_paths_to_platform_and_hwsku_dirs', MagicMock(return_value=('/tmp', None)))
     def test_reboot_cause(self):
         chassis = ChassisBase()
         assert(chassis.REBOOT_CAUSE_POWER_LOSS == "Power Loss")
@@ -19,7 +17,6 @@ def test_reboot_cause(self):
         assert(chassis.REBOOT_CAUSE_HARDWARE_RESET_FROM_ASIC == "Reset from ASIC")
         assert(chassis.REBOOT_CAUSE_NON_HARDWARE == "Non-Hardware")
 
-    @patch('sonic_py_common.device_info.get_paths_to_platform_and_hwsku_dirs', MagicMock(return_value=('/tmp', None)))
     def test_chassis_base(self):
         chassis = ChassisBase()
         not_implemented_methods = [
@@ -38,7 +35,6 @@ def test_chassis_base(self):
 
             assert exception_raised
 
-    @patch('sonic_py_common.device_info.get_paths_to_platform_and_hwsku_dirs', MagicMock(return_value=('/tmp', None)))
     def test_sensors(self):
         chassis = ChassisBase()
         assert(chassis.get_num_voltage_sensors() == 0)