🐛 Another fix to the solr connection (#2180)

* Fix solr endpoint default issue

#2177

* Fix spec

* Override default connection

Ideally we probably need to define our own valkyrie indexing adapter, but
this should work as a temporary fix.

lib/valkyrie/indexing/solr/indexing_adapter_decorator.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+# Override Hyrax v5.0 to avoid incorrect default connection
+# TODO: create and initialize a Hyku version of the indexing adapter
+module Valkyrie
+  module Indexing
+    module Solr
+      module IndexingAdapterDecorator
+        def default_connection
+          ::SolrEndpoint.new.connection
+        end
+      end
+    end
+  end
+end
+
+Valkyrie::Indexing::Solr::IndexingAdapter.prepend(Valkyrie::Indexing::Solr::IndexingAdapterDecorator)