Fixed wrong sensor being monitored (AMD) (#772)

Instead of only looking for 'CPU' temp.label, I added that it should
look for 'Tctl', as that is the sensor for average temp on my 7800X3D
cpu.

auto_cpufreq/core.py

@@ -870,7 +870,7 @@ def sysinfo():
             for sensor in temp_sensors:
                 # iterate over all temperatures in the current sensor
                 for temp in temp_sensors[sensor]:
-                    if 'CPU' in temp.label and temp.current != 0:
+                    if ('CPU' in temp.label or 'Tctl' in temp.label) and temp.current != 0:
                         temp_per_cpu = [temp.current] * online_cpu_count
                         break
                 else: continue