File ac_use-python3-by-default.patch of Package azure-cli

diff -Nru azure-cli-2.0.15.orig/az azure-cli-2.0.15/az
--- azure-cli-2.0.15.orig/az	2017-08-28 22:11:38.000000000 +0200
+++ azure-cli-2.0.15/az	2017-09-18 13:18:43.389216387 +0200
@@ -10,5 +10,5 @@
 
 export PYTHONPATH="${DIR}/src:${PYTHONPATH}"
 
-python -m azure.cli "$@"
+python3 -m azure.cli "$@"