Fix output of show command

Author: za-arthur

src/show.c

@@ -226,9 +226,9 @@ show_backup_list(FILE *out, parray *backup_list)
 
 	/* if you add new fields here, fix the header */
 	/* show header */
-	fputs("===============================================================================================================================\n", out);
-	fputs(" Instance    ID      Recovery time        Mode    WAL      Current/Parent TLI    Time    Data    Start LSN    Stop LSN   Status  \n", out);
-	fputs("===============================================================================================================================\n", out);
+	fputs("==================================================================================================================================\n", out);
+	fputs(" Instance    ID      Recovery time           Mode    WAL      Current/Parent TLI    Time    Data    Start LSN    Stop LSN   Status\n", out);
+	fputs("==================================================================================================================================\n", out);
 
 	for (i = 0; i < parray_num(backup_list); i++)
 	{