m68k: Remove CONFIG_CMD_BEDBUG related code

This flag does not compile on m68k since 2003 (8bde7f77) when a
required "cmd_bedbug.h" header was removed. Eleven years passed,
lets clean up a little...

Signed-off-by: Vasili Galka <vvv444@gmail.com>

arch/m68k/lib/board.c

@@ -31,9 +31,6 @@
 #endif
 #include <net.h>
 #include <serial.h>
-#if defined(CONFIG_CMD_BEDBUG)
-#include <cmd_bedbug.h>
-#endif
 #ifdef CONFIG_SYS_ALLOC_DPRAM
 #include <commproc.h>
 #endif
@@ -602,11 +599,6 @@ void board_init_r (gd_t *id, ulong dest_addr)
 	last_stage_init ();
 #endif
 
-#if defined(CONFIG_CMD_BEDBUG)
-	WATCHDOG_RESET ();
-	bedbug_init ();
-#endif
-
 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
 	/*
 	 * Export available size of memory for Linux,