Close template fds

tmpls.c

@@ -29,6 +29,9 @@ void tmpls_init(void)
 
 void tmpls_deinit(void)
 {
+    for (size_t i = 0; i < shlen(tmpls); i++) {
+        close(tmpls[i].value);
+    }
     shfree(tmpls);
 }