"Soft" reboot button

Add function to perform a "soft" reboot for quicker reboots.

Co-Authored-By: CHaucke89 <132518562+chaucke89@users.noreply.github.com>

system/hardware/pc/hardware.py

@@ -19,6 +19,9 @@ class Pc(HardwareBase):
 
   def reboot(self, reason=None):
     print("REBOOT!")
+  
+  def soft_reboot(self):
+    print("SOFT REBOOT!")
 
   def uninstall(self):
     print("uninstall")