[gupnp] gupnp-binding-tool: Don't hardcode the path of python

[Ting-Wei Lan <lantw src gnome org>]

commit d2e336ad776ac25f5197fc1c3840dd3ea120f524
Author: Ting-Wei Lan <lantw src gnome org>
Date:   Mon Jan 11 14:18:56 2016 +0800

    gupnp-binding-tool: Don't hardcode the path of python
    
    https://bugzilla.gnome.org/show_bug.cgi?id=760430

 tools/gupnp-binding-tool |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/tools/gupnp-binding-tool b/tools/gupnp-binding-tool
index 463e5ec..b6a5e70 100755
--- a/tools/gupnp-binding-tool
+++ b/tools/gupnp-binding-tool
@@ -1,4 +1,4 @@
-#! /usr/bin/python
+#! /usr/bin/env python
 
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