meson change python build commands

Signed-off-by: basebuilder_pel7ppc64bebuilder0 <basebuilder@powerel.org>

SPECS/meson.spec

@@ -33,10 +33,10 @@ find -type f -name '*.py' -executable -exec sed -i -e '1s|.*|#!%{__python3}|' {}
 sed -i -e "/^%%__meson /s| .*$| %{_bindir}/%{name}|" data/macros.%{name}
 
 %build
-%py3_build
+%{__python3} setup.py build
 
 %install
-%py3_install
+%{__python3} setup.py install --root %{buildroot} --optimize 2
 install -Dpm0644 data/macros.%{name} %{buildroot}/usr/lib/rpm/macros.d/macros.%{name}
 
 %files