[sysadmin-bin] Change shebang to python3

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit 8c2457056dd2c0956ea47bb5c2cb5b891bb33be2
Author: Bartłomiej Piotrowski <bpiotrowski gnome org>
Date:   Tue Jul 21 15:19:48 2020 +0200

    Change shebang to python3

 git/extract-doap-info | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/git/extract-doap-info b/git/extract-doap-info
index 56164e6..2a558f5 100755
--- a/git/extract-doap-info
+++ b/git/extract-doap-info
@@ -1,4 +1,4 @@
-#!/usr/bin/python3.6
+#!/usr/bin/python3
 
 import os
 import sys