fix syntax

remove unreachable assignment that is not required for the context of the example

payloads/examples/Functions/Functions-example2.txt

@@ -1,4 +1,32 @@
-REM Example FUNCTION with RETURN
ATTACKMODE HID
DELAY 2000

BUTTON_DEF
    STRING !
END_BUTTON

FUNCTION TEST_BUTTON()
    STRING Press the button within the next 5 seconds.
    VAR $TIMER = 5
    WHILE ($TIMER > 0)
        STRING .
        DELAY 1000
        $TIMER = ($TIMER - 1)
    END_WHILE
    ENTER
    IF ($_BUTTON_PUSH_RECEIVED == TRUE) THEN
        RETURN TRUE
    ELSE IF ($_BUTTON_PUSH_RECEIVED == FALSE) THEN
        RETURN FALSE
    END_IF
    $_BUTTON_PUSH_RECEIVED = FALSE
END_FUNCTION

IF (TEST_BUTTON() == TRUE) THEN
    STRINGLN The button was pressed!
ELSE
    STRINGLN The button was not pressed!
END_IF
+REM Example FUNCTION with RETURN
+ATTACKMODE HID
+DELAY 2000
+
+BUTTON_DEF
+    STRING !
+END_BUTTON
+
+FUNCTION TEST_BUTTON()
+    STRING Press the button within the next 5 seconds.
+    VAR $TIMER = 5
+    WHILE ($TIMER > 0)
+        STRING .
+        DELAY 1000
+        $TIMER = ($TIMER - 1)
+    END_WHILE
+    ENTER
+    IF ($_BUTTON_PUSH_RECEIVED == TRUE) THEN
+        RETURN TRUE
+    ELSE IF ($_BUTTON_PUSH_RECEIVED == FALSE) THEN
+        RETURN FALSE
+    END_IF
+END_FUNCTION
+
+IF (TEST_BUTTON() == TRUE) THEN
+    STRINGLN The button was pressed!
+ELSE
+    STRINGLN The button was not pressed!
+END_IF
 
 REM When the IF statement on line 26 checks the condition of the function TEST_BUTTON, the function is called and executed.
 REM Based on whether or not the button is pressed, the RETURN value (lines 19 and 21) will be set to TRUE or FALSE.