remove REJECT and ACCEPT from example

Author: gz101

lec_06_loops.md

@@ -131,13 +131,11 @@ State, Label
 3,`LOOK_FOR_0`
 4,`LOOK_FOR_1`
 5,`RETURN`
-6,`REJECT`
-7,`ACCEPT`
-8,`OUTPUT_0`
-9,`OUTPUT_1`
-10,`0_AND_BLANK`
-11,`1_AND_BLANK`
-12,`BLANK_AND_STOP`
+6,`OUTPUT_0`
+7,`OUTPUT_1`
+8,`0_AND_BLANK`
+9,`1_AND_BLANK`
+10,`BLANK_AND_STOP`
 ```