Change the "PMON" to "loongson" in login for Bonito3bserver

Before: Startup, the log is displayed as "PMON". It caused the problem
as Bug 281 described as http://www.loongson.cn/dev/bugzilla/show_bug.cgi?id=281
showes.
Now: In the "tgt_logo" function, change log as "loongson", now it is ok.
Test: Startup, you observe whether it display "loongson".

Targets: Bonito3bserver

Targets/Bonito3bserver/Bonito/tgt_machdep.c

@@ -1234,6 +1234,7 @@ tgt_cmd_vers()
 	void
 tgt_logo()
 {
+#if 0
 	printf("\n");
 	printf("[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[\n");
 	printf("[[[            [[[[   [[[[[[[[[[   [[[[            [[[[   [[[[[[[  [[\n");
@@ -1247,6 +1248,17 @@ tgt_logo()
 	printf("[[  [[[[[[[[[[[[[[[  [[[[[[[[[[[[  [[[   [[[[[[[[   [[[  [[[[[[[   [[\n");
 	printf("[[  [[[[[[[[[[[[[[[  [[[[[[[[[[[[  [[[[            [[[[  [[[[[[[[  [[\n");
 	printf("[[[[[[[2009 Loongson][[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[\n"); 
+#endif
+    	printf("\n");
+    	printf("[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[\n");
+    	printf("[[  [[[[[[[[[       [[[[[       [[[[   [[[[[  [[[[[      [[[[[       [[[[[       [[[[   [[[[[  [[\n");
+    	printf("[[  [[[[[[[[   [[[[  [[[   [[[[  [[[    [[[[  [[[[  [[[[  [[[   [[[[  [[[   [[[[  [[[    [[[[  [[\n");
+    	printf("[[  [[[[[[[[  [[[[[[ [[[  [[[[[[ [[[  [  [[[  [[[  [[[[[[[[[[[[   [[[[[[[  [[[[[[ [[[  [  [[[  [[\n");
+    	printf("[[  [[[[[[[[  [[[[[[ [[[  [[[[[[ [[[  [[  [[  [[[  [[[    [[[[[[[    [[[[  [[[[[[ [[[  [[  [[  [[\n");
+    	printf("[[  [[[[[[[[  [[[[[[ [[[  [[[[[[ [[[  [[[  [  [[[  [[[[[  [[[[[[[[[[  [[[  [[[[[[ [[[  [[[  [  [[\n");
+    	printf("[[  [[[[[[[[   [[[[  [[[   [[[[  [[[  [[[[    [[[   [[[[  [[[   [[[  [[[[   [[[[  [[[  [[[[    [[\n");
+    	printf("[[       [[[[       [[[[[       [[[[  [[[[[   [[[[       [[[[[      [[[[[[       [[[[  [[[[[   [[\n");
+    	printf("[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[2011 Loongson][[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[\n");
 }
 
 static void init_legacy_rtc(void)