XWIKI-19891: Upgrade to Tika 2.4.1

* Revert test changes that were done in "XWIKI-19402: Upgrade to Tika
  2.3.0" due to changed behavior in Tika 2.3.0 that has been reverted
  now. See also issue XWIKI-19447.

This reverts commit adcc7715.

xwiki-platform-core/xwiki-platform-search/xwiki-platform-search-solr/xwiki-platform-search-solr-api/src/test/java/org/xwiki/search/solr/internal/metadata/DocumentSolrMetadataExtractorTest.java

@@ -624,8 +624,7 @@ void testAttachmentExtractFromOpenXML() throws Exception
     @Test
     void testAttachmentExtractFromOpenDocument() throws Exception
     {
-        // TODO: See XWIKI-19447 to decide if we should index the embedded content of OpenDocument files.
-        assertAttachmentExtract("OpenDocument content\nThumbnails/thumbnail.png\n\n", "opendocument.odt");
+        assertAttachmentExtract("OpenDocument content\n", "opendocument.odt");
     }
 
     @Test