Bump letsencrypt-lego to v4.23.1

Author: seunghun1ee

etc/kayobe/kolla/kolla-build.conf

@@ -19,3 +19,7 @@ reference = stackhpc/{{ openstack_release }}
 [etcd]
 version = 3.5.21
 sha256 = amd64:adddda4b06718e68671ffabff2f8cee48488ba61ad82900e639d108f2148501c,arm64:95bf6918623a097c0385b96f139d90248614485e781ec9bee4768dbb6c79c53f
+
+[letsencrypt-lego]
+version = v4.23.1
+sha256 = amd64:1fd60b1fd59c239bed22719a5de402cb745d1f933540cb1ec196e2c03e6e8882,arm64:1114745108343286d4bff189b4bdee3cba9d07ebcacc673860d91ab951d31e0d