[device/celestica]:Fix failed test case of Haliburton snmp (#10844)

device/celestica/x86_64-cel_e1031-r0/sonic_platform/psu.py

@@ -234,7 +234,7 @@ class Psu(PsuBase):
         Returns:
             integer: The 1-based relative physical position in parent device or -1 if cannot determine the position
         """
-        return -1
+        return self.index + 1
 
     def is_replaceable(self):
         """

device/celestica/x86_64-cel_e1031-r0/sonic_platform/thermal.py

@@ -324,6 +324,5 @@ class Thermal(ThermalBase):
         Returns:
             A int value, 0 represent ASIC thermal, 1 represent CPU thermal info
         """
-        if self.postion == "cpu":
-            return 1
-        return 0
+        
+        return self.index + 1