Remove obsolete patch

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>

0001-Fix-syntax-error-on-Python-3.7.patch

@@ -1,33 +0,0 @@
-From 0d3b7cc9ba787a139ecbe6dac490b1f5bb021b7f Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Miro=20Hron=C4=8Dok?= <miro@hroncok.cz>
-Date: Wed, 27 Jun 2018 13:00:28 +0200
-Subject: [PATCH] Fix syntax error on Python 3.7
-
-async is a keyword now.
-
-`asyncio import ensure_future` works on Python 3.4 to 3.7
-
-`from asyncio import async as ensure_future` is not needed.
----
- libvirtaio.py | 5 +----
- 1 file changed, 1 insertion(+), 4 deletions(-)
-
-diff --git a/libvirtaio.py b/libvirtaio.py
-index 1c432dd..b100a5f 100644
---- a/libvirtaio.py
-+++ b/libvirtaio.py
-@@ -43,10 +43,7 @@ import warnings
- 
- import libvirt
- 
--try:
--    from asyncio import ensure_future
--except ImportError:
--    from asyncio import async as ensure_future
-+from asyncio import ensure_future
- 
- 
- class Callback(object):
--- 
-2.17.0
-

libvirt-python.spec

@@ -36,7 +36,6 @@ Name: libvirt-python
 Version: 4.5.0
 Release: 1%{?dist}%{?extra_release}
 Source0: http://libvirt.org/sources/python/%{name}-%{version}.tar.gz
-Patch0: 0001-Fix-syntax-error-on-Python-3.7.patch
 Url: http://libvirt.org
 License: LGPLv2+
 Group: Development/Libraries