Fix `citation_finder#search` in `document`

app/controllers/concerns/document_search.rb

@@ -13,7 +13,7 @@ module DocumentSearch
 
       without(:id).any_of(search_params[:exclude_ids]) if search_params[:exclude_ids].present?
 
-      with(:citation_finders_names).any_of(search_params[:citation_finder]) if search_params[:citation_finder].present?
+      with(:citation_finders_names).any_of([search_params[:citation_finder]]) if search_params[:citation_finder].present?
 
       with(:is_only_in_premium_libraries, false)
 

app/controllers/concerns/jurisprudence_search.rb

@@ -19,7 +19,7 @@ module JurisprudenceSearch
 
       with(:subject_ids).any_of(search_params[:subject_ids].split(",").map(&:strip).map(&:to_i)) if search_params[:subject_ids].present?
 
-      with(:citation_finders_names).any_of(search_params[:citation_finder]) if search_params[:citation_finder].present?
+      with(:citation_finders_names).any_of([search_params[:citation_finder]]) if search_params[:citation_finder].present?
 
       without(:id).any_of(search_params[:exclude_ids]) if search_params[:exclude_ids].present?