Fix incorrect key polling in key calibration routine (misplaced semic…

…olon)

The key polling cycle in the key calibration routine has a misplaced semicolon, which prevented WaitVBL() to run on each poll (cycle).

source_project/cpanel.c

@@ -320,7 +320,7 @@ void calibratekeys (void)
     print ("\n\rPress the new key:");
     clearkeys ();
     UpdateScreen ();
-    while ((new = bioskey (1)) == 0);
+    while ((new = bioskey (1)) == 0)
       WaitVBL();
     clearkeys ();
     print ("\r                  ");