load.c: remove a redundant rb_str_freeze call

rb_file_expand_path_fast already performs the buffer shrinking
rb_str_freeze does (via expand_path macro in file.c); the
result of rb_fstring is always frozen, and that rb_fstring
call is the last use of `expanded_path` in its scope.

load.c (rb_construct_expanded_load_path): remove rb_str_freeze

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58506 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

load.c

@@ -86,7 +86,6 @@ rb_construct_expanded_load_path(enum expand_type type, int *has_relative, int *h
 	    rb_str_freeze(path);
 	as_str = rb_get_path_check_convert(path, as_str, level);
 	expanded_path = rb_file_expand_path_fast(as_str, Qnil);
-	rb_str_freeze(expanded_path);
 	rb_ary_push(ary, rb_fstring(expanded_path));
     }
     rb_obj_freeze(ary);