little change to hint

src/main/resources/IssueHints_en.properties

@@ -168,7 +168,7 @@ gear_potentiometer_in_bounds=Very nice! You are measuring the potentiometer valu
 gear_potentiometer_out_of_bounds=You are trying to measure the potentiometer value of the gear of the robot in a range that is not possible. Use a whole number between 0 and 100.
 interrupted_loop_sensing_robot=The [bc]%BLOCKNAME[/bc] block interrupts the checking of the condition in the [bc]%THENELSE[/bc] block while being executed. It can happen that the condition occurs but your script doesn't react accordingly because it is busy doing the [bc]%BLOCKNAME[/bc] block. Consider doing the condition checking in a separate (parallel) script.
 led_off_script=Great! You have a script for turning off all LEDs.
-led_off_script_missing=The LEDs on your robot are turned on after the program has stopped. Add an LED Off block at the end of your program.
+led_off_script_missing=The LEDs on your robot are still turned on after the program has stopped. Add an LED Off block at the end of your program.
 line_following_in_bounds=Very nice! You are comparing the value of the line following sensor in the possible range.
 line_following_out_of_bounds=You are trying to measure a value that can not be detected with the line following sensor. Use a whole number between 0 und 3.
 loop_sensing_robot=Very good! To ensure that you don\uFFFDt miss an event you continuously check for it in a forever loop.