thermalctld adds nonpresent PSUs sensors to the TEMPERATURE_INFO table

[cytsao1]

For any nonpresent PSU, thermalctld will add its sensors to the redis database, with all values N/A.
thermalctld should check for PSU presence before adding their sensors to the db.

show platform temperature

            PSU0.0 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:04
            PSU0.1 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:04
            PSU0.2 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:04
            PSU1.0 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:04
            PSU1.1 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:04
            PSU1.2 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:04
            PSU2.0 Outlet_Temp         46.019       97.0      -5.0           102.0          -10.0      False  20230214 14:05:05
            PSU2.1 Outlet_Temp         46.019       97.0      -5.0           102.0          -10.0      False  20230214 14:05:05
            PSU2.2 Outlet_Temp         46.019       97.0      -5.0           102.0          -10.0      False  20230214 14:05:05
            PSU3.0 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:05
            PSU3.1 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:05
            PSU3.2 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:05
            PSU4.0 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:05
            PSU4.1 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:05
            PSU4.2 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:05
            PSU5.0 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:05
            PSU5.1 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:05
            PSU5.2 Outlet_Temp            N/A        N/A       N/A             N/A            N/A      False  20230214 14:05:0

db entry

"TEMPERATURE_INFO|PSU0.0 Outlet_Temp": {
    "expireat": 1676383627.929436,
    "ttl": -0.001,
    "type": "hash",
    "value": {
      "critical_high_threshold": "N/A",
      "critical_low_threshold": "N/A",
      "high_threshold": "N/A",
      "is_replaceable": "False",
      "low_threshold": "N/A",
      "maximum_temperature": "N/A",
      "minimum_temperature": "N/A",
      "temperature": "N/A",
      "timestamp": "20230214 14:06:59",
      "warning_status": "False"
    }