feat: 增加array的支持

lib/tallty_import_export/export.rb

@@ -39,6 +39,7 @@ module TalltyImportExport
       options = options.with_indifferent_access
 
       Axlsx::Package.new do |pack|
+        pack.use_shared_strings = true
         workbook = pack.workbook
 
         if @group_by.present?
@@ -238,7 +239,7 @@ module TalltyImportExport
         # 文件array
         data.map do |item|
           item.dig('url')
-        end.compact.join(';')
+        end.compact
       else
         data
       end