!14 fix failure to build locally using rpmbuild

From: @tong_1001
Reviewed-by: @overweight
Signed-off-by: @overweight

python-mako.spec

@@ -1,6 +1,6 @@
 Name: python-mako
 Version: 1.1.3
-Release: 1
+Release: 2
 Summary: Mako template library for Python
 License: (MIT and Python) and (BSD or GPLv2)
 Group: Development/Languages
@@ -38,10 +38,10 @@ Help file of Mako library for Python in text and HTML formats.
 %autosetup -n zzzeek-mako-1f87991a8c42 -p1
 
 %build
-%{?with_python3:%py3_build}
+%py3_build
 
 %install
-%{?with_python3:%py3_install}
+%py3_install
 mv %{buildroot}/%{_bindir}/mako-render %{buildroot}/%{_bindir}/python3-mako-render
 rm -rf doc/build
 
@@ -58,6 +58,9 @@ rm -rf doc/build
 %doc doc
 
 %changelog
+* Sat Mar 13 2021 shixuantong <shixuantong@huawei.com> - 1.1.3-2
+- fix failure to build locally using rpmbuild
+
 * Tue Feb 2 2021 wangjie<wangjie294@huawei.com>  - 1.1.3-1
 - upgrade version to 1.1.3