Fix #14290. Don't throw if text node is appended to table. Close gh-1371.

(cherry picked from commit ec3ac9a2)

src/manipulation.js

@@ -105,7 +105,7 @@ function fixDefaultChecked( elem ) {
 // Manipulating tables requires a tbody
 function manipulationTarget( elem, content ) {
 	return jQuery.nodeName( elem, "table" ) &&
-		jQuery.nodeName( content.nodeType === 1 ? content : content.firstChild, "tr" ) ?
+		jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ?
 
 		elem.getElementsByTagName("tbody")[0] ||
 			elem.appendChild( elem.ownerDocument.createElement("tbody") ) :