!7 use multi thread to build for gtk2

From: @yanan-rock
Reviewed-by: @orange-snn
Signed-off-by: @orange-snn

gtk2.spec

@@ -6,7 +6,7 @@
 #Basic Information
 Name:            gtk2
 Version:         2.24.33
-Release:         1
+Release:         2
 Summary:         GTK+ graphical user interface library
 License:         LGPLv2+
 URL:             http://www.gtk.org
@@ -109,7 +109,7 @@ export CFLAGS='-fno-strict-aliasing %optflags'
          --enable-debug          \
 )
 sed -i -e 's/ -shared / -Wl,-O1,--as-needed\0/g' libtool
-make
+%make_build
 
 %install
 make install DESTDIR=%{buildroot}        \
@@ -231,6 +231,9 @@ gtk-query-immodules-2.0-64 --update-cache
 %{_mandir}/man1/gtk-builder-convert.1.gz
 
 %changelog
+* Wed Mar 10 2021 yanan <yanan@huawei.com> - 2.24.33-2
+- use multi-thread to build
+
 * Fri Jan 29 2021 jinzhimin <jinzhimin2@huawei.com> - 2.24.33-1
 - upgrade to 2.24.33