[nova-k8s] Update spice-proxy-url on all relations

When traefik-route relation is updated, the library did not update the
right config (when targeting all relations).

When a relation is present in the event, is updates the right config.

Fix: LP#2090943

Change-Id: I362071cad61838fdbd8f5f0b39936696058a25ba
Signed-off-by: Guillaume Boutry <guillaume.boutry@canonical.com>

charms/nova-k8s/lib/charms/nova_k8s/v0/nova_service.py

@@ -79,7 +79,7 @@ LIBAPI = 0
 
 # Increment this PATCH version before using `charmcraft publish-lib` or reset
 # to 0 if you are raising the major API version
-LIBPATCH = 1
+LIBPATCH = 2
 
 
 class NovaConfigRequestEvent(RelationEvent):
@@ -132,7 +132,7 @@ class NovaServiceProvides(Object):
             )
             for relation in self.framework.model.relations[self.relation_name]:
                 relation.data[self.charm.app][
-                    "nova-spiceproxy-url"
+                    "spice-proxy-url"
                 ] = nova_spiceproxy_url
         else:
             logging.debug(

charms/nova-k8s/rebuild

@@ -1,3 +1,3 @@
 # This file is used to trigger a build.
 # Change uuid to trigger a new build.
-b15a0dee-c765-4e23-b950-8eb6f8afc84f
+f1725b57-90f6-4564-9bf5-02673906ddbc