Fix building GDB for the M32C by providing a stub sim_info function.

* gdb-if.c (sim_info): Stub function to allow GDB to be built
	with this simulator.

sim/m32c/gdb-if.c

@@ -705,3 +705,9 @@ sim_complete_command (SIM_DESC sd, const char *text, const char *word)
 {
   return NULL;
 }
+
+void
+sim_info (SIM_DESC sd, int verbose)
+{
+  printf ("The m32c minisim doesn't collect any statistics.\n");
+}