use /usr/bin/env for python script

Makes it easier to use the script with a virtualenv setup.

diff --git a/utils/analyse_indexing.py b/utils/analyse_indexing.py
index d461f891ce0864a2720e1a88516b082af9f4510a..97cb6843ccc4c85a4770e695d64f8d3ed6a975a5 100755 (executable)
--- a/utils/analyse_indexing.py
+++ b/utils/analyse_indexing.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python3
+#!/usr/bin/env python3
 # SPDX-License-Identifier: GPL-2.0-only
 #
 # This file is part of Nominatim.