main: use ply_error_without_new_line for help string

It already has new lines in it.

diff --git a/src/main.c b/src/main.c
index b06dbdc77794ccea7a0b86ee83de54a9fea36b99..fa8bf514c2ec112ca2405efb24c3db92edfb28b1 100644 (file)
--- a/src/main.c
+++ b/src/main.c
@@ -2020,7 +2020,7 @@ main (int    argc,
 
       help_string = ply_command_parser_get_help_string (state.command_parser);
 
-      ply_error ("%s", help_string);
+      ply_error_without_new_line ("%s", help_string);
 
       free (help_string);
       return EX_USAGE;