Change not to delete the element specified in invisible

app/javascript/mastodon/actions/importer/normalizer.js

@@ -92,7 +92,6 @@ export function normalizeStatus(status, normalOldStatus) {
       normalStatus.quote.account.display_name_html = emojify(escapeTextContentForBrowser(displayName), quote_account_emojiMap);
       normalStatus.quote.search_index = domParser.parseFromString(quote_searchContent, 'text/html').documentElement.textContent;
       let docElem = domParser.parseFromString(normalStatus.quote.content, 'text/html').documentElement;
-      Array.from(docElem.querySelectorAll('span.invisible'), span => span.remove());
       Array.from(docElem.querySelectorAll('p,br'), line => {
         let parentNode = line.parentNode;
         if (line.nextSibling) {

app/lib/formatter.rb

@@ -48,7 +48,6 @@ class Formatter
     html = format(status)
     return '' if html.empty?
     doc = Nokogiri::HTML.parse(html, nil, 'utf-8')
-    doc.search('span.invisible').remove
     html = doc.css('body')[0].inner_html
     html.sub!(/^<p>(.+)<\/p>$/, '\1')
     html = Sanitize.clean(html).delete("\n").truncate(150)