fixed 删除文件失败，参数sha不匹配提示

app/interactors/gitea/delete_file_interactor.rb

@@ -45,6 +45,7 @@ module Gitea
       else
         Rails.logger.error("Gitea::Repository::Entries::DeleteService error[#{response.status}]======#{response.body}")
         @error = "删除失败，请确认该分支是否是保护分支。"
+        @error = "删除失败，参数sha不匹配。" if response.body.to_s.include?("sha does not match")
       end
     end