Fix compilation error in simicr8600.c

Fixes:
simicr8600.c:445:5: warning: ‘main’ is normally a non-static function [-Wmain]

simulators/simicr8600.c

@@ -388,6 +388,7 @@ void frameParse(int fd, unsigned char *frame, int len)
 
     // don't care about the rig type yet
 
+    }
 }
 
 #if defined(WIN32) || defined(_WIN32)