ovn: add LGPL2.1+ and SISSL

LGPL2.1 is for ovs-bugtool plugins (recently moved to `tools` output).
SSISL for a small part of ovs library.

Changed files
+5 -1
pkgs
by-name
ov
+5 -1
pkgs/by-name/ov/ovn/package.nix
···
'';
homepage = "https://www.ovn.org";
changelog = "https://github.com/ovn-org/ovn/blob/refs/tags/${finalAttrs.src.tag}/NEWS";
-
license = lib.licenses.asl20;
+
license = with lib.licenses; [
+
asl20
+
lgpl21Plus # bugtool plugins
+
sissl11 # lib/sflow from ovs submodule
+
];
maintainers = with lib.maintainers; [
adamcstephens
booxter