Add missing quote to a comment

I noticed that one particular comment was missing the closing double
quote around the word "auto".

diff --git a/gdb/command.h b/gdb/command.h
index c776bf479289164b7dbb59e40bb0ff780132fea8..56a4e46b2f3b3409c23d72b1deadbeaa2fcc170c 100644 (file)
--- a/gdb/command.h
+++ b/gdb/command.h
@@ -79,7 +79,7 @@ enum var_types
     var_boolean,
 
     /* "on" / "true" / "enable" or "off" / "false" / "disable" or
-       "auto.  *VAR is an ``enum auto_boolean''.  NOTE: In general a
+       "auto".  *VAR is an ``enum auto_boolean''.  NOTE: In general a
        custom show command will need to be implemented - one that for
        "auto" prints both the "auto" and the current auto-selected
        value.  */