Update to 5.3.0 (rhbz#2303963)

python-lxml.spec

@@ -1,5 +1,5 @@
 Name:           python-lxml
-Version:        5.2.1
+Version:        5.3.0
 Release:        %autorelease
 Summary:        XML processing library combining libxml2/libxslt with the ElementTree API
 
@@ -16,9 +16,6 @@ URL:            https://github.com/lxml/lxml
 Source0:        lxml-%{version}-no-isoschematron-rng.tar.gz
 Source1:        get-lxml-source.sh
 
-# Skip some tests if lxml_html_clean is not available
-Patch:          https://github.com/lxml/lxml/pull/417.patch
-
 BuildRequires:  gcc
 BuildRequires:  libxml2-devel
 BuildRequires:  libxslt-devel
@@ -67,10 +64,6 @@ Python 3 version.
 sed -i "s/Cython.*/Cython/" requirements.txt
 sed -i 's/"Cython.*",/"Cython",/' pyproject.toml
 
-# Fix doctest failing with the latest libxslt (rhbz#2301176)
-# Reported upstream: https://bugs.launchpad.net/lxml/+bug/2075141
-sed -i "s/read_network=False/read_network=False,read_file=False/" doc/resolvers.txt
-
 %generate_buildrequires
 %pyproject_buildrequires -x source%{?with_extras:,cssselect,html5,htmlsoup,html_clean}