Fix bad line numbers in sample

samples/sample.basic.txt

@@ -15,10 +15,10 @@
 75 PRINT "(14) Lores Drawing with Joystick"
 80 PRINT "(15) Lores Colors"
 85 PRINT "(16) Mandelbrot Set"
-85 PRINT "(17) Light Cycles"
+86 PRINT "(17) Light Cycles"
 90 PRINT "(18) Hires Demo"
 92 PRINT "(19) DOS WRITE/APPEND"
-94 PRINT "(20) ONERR ... RESUME"
+93 PRINT "(20) ONERR ... RESUME"
 94 PRINT "(21) CHR$ Tests"
 95 PRINT: INPUT "Enter option: "; A : PRINT : HOME : ON A GOTO 100,200,300,400,500,600,700,800,1900,1000,1100,1200,2000,2100,2200,2300,2400,2500,2600,2700,2800
 98 HOME
@@ -52,7 +52,7 @@
 410 N = INT( RND(1) * 100 ) + 1
 420 INPUT "Your guess? "; G
 430 IF G = N THEN PRINT "Got it!" : PRINT : PRINT "Press any key: " : GET A$ : GOTO 5
-430 IF G < N THEN PRINT "Too low" : GOTO 420
+431 IF G < N THEN PRINT "Too low" : GOTO 420
 440 IF G > N THEN PRINT "Too high" : GOTO 420
 
 500 REM Guess your number
@@ -61,8 +61,8 @@
 530 PRINT "I guess ";G;" - enter 1 for too high, -1 for too low, 0 for got it"
 540 INPUT R
 550 IF R = 0 THEN PRINT "I guessed right!" : PRINT : PRINT "Press any key: " : GET A$ : GOTO 5
-540 IF R < 0 THEN MN = G + 1 : GOTO 560
-550 IF R > 0 THEN MX = G - 1 : GOTO 560
+551 IF R < 0 THEN MN = G + 1
+    552 IF R > 0 THEN MX = G - 1
 560 IF MX = MN THEN PRINT "It must be "; MX; " - I guess you win." : END
 570 G = INT( ( MX + MN ) / 2 ) : GOTO 530
 
@@ -228,7 +228,7 @@
 2470 X = X + DX : Y = Y + DY
 2480 IF SCRN(X,Y) <> 0 THEN HTAB 1 : VTAB 23 : PRINT "Crashed! Press any key to continue: " :  POKE 49168,0 : GET A$ : GOTO 5
 2490 HTAB 1 : VTAB 21 : SC = SC + 10 : PRINT "Score: "; SC
-2490 FOR I = 0 TO 500 : NEXT : GOTO 2450
+2491 FOR I = 0 TO 500 : NEXT : GOTO 2450
 
 2500 REM Hires Demo
 2510 HOME : HGR
@@ -286,6 +286,3 @@
 2854 HTAB 36 : VTAB 1 : PRINT "4-->";
 2860 VTAB 10 : HTAB 1 : PRINT "Press key to beep:"; : GET A$ : PRINT CHR$(7)
 2870 VTAB 11 : HTAB 1 : PRINT "Press any key:"; : GET A$ : GOTO 5
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