fix fan speed prompt (#58)

Co-authored-by: Meliox <na>

pve-mod-gui-sensors.sh

@@ -211,7 +211,7 @@ function configure {
 		enableFanSpeed=true
 		sensorsDetected=true
 		# Prompt user for display zero speed fans
-		local choiceDisplayZeroSpeedFans=$(read -p "Do you wish to display fans reporting a speed of zero? If no, only active fans will be displayed. (Y/n)")
+		read -p "Do you wish to display fans reporting a speed of zero? If no, only active fans will be displayed. (Y/n)" choiceDisplayZeroSpeedFans
 		case "$choiceDisplayZeroSpeedFans" in
 			# Set temperature search criteria
 			[yY]|"")