rpm BUGFIX include new yangre man page

Fixes FTBFS.
diff --git a/distro/pkg/rpm/libyang.spec b/distro/pkg/rpm/libyang.spec
index 217bdec..95e0ec3 100644
--- a/distro/pkg/rpm/libyang.spec
+++ b/distro/pkg/rpm/libyang.spec
@@ -63,6 +63,7 @@
 %{_bindir}/yanglint
 %{_bindir}/yangre
 %{_datadir}/man/man1/yanglint.1.gz
+%{_datadir}/man/man1/yangre.1.gz
 
 %files devel
 %{_libdir}/libyang.so