17174 add version to plugin catalog (#17192)

* 17174 add version to plugin catalog

* Retain the created & updated columns for optional use

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Co-authored-by: Jeremy Stretch <jstretch@netboxlabs.com>

netbox/core/plugins.py

@@ -96,6 +96,7 @@ def get_local_plugins(plugins=None):
         if k in plugins:
             plugins[k].is_local = True
             plugins[k].is_installed = True
+            plugins[k].installed_version = v.installed_version
         else:
             plugins[k] = v