use g_string_sized_new() instread of g_string_new() to avoid often reallocation action

Signed-off-by: Slava Zanko <slavazanko@gmail.com>

lib/search/glob.c

@@ -123,7 +123,7 @@ mc_search__glob_translate_to_regex (gchar * str, gsize * len)
 static GString *
 mc_search__translate_replace_glob_to_regex (gchar * str)
 {
-    GString *buff = g_string_new ("");
+    GString *buff = g_string_sized_new (32);
     int cnt = '0';
     gboolean escaped_mode = FALSE;
     while (*str)