HTMLparser: Correctly initialise a stack allocated structure

If not initialised, the ‘node’ member remains undefined.

Coverity issue: #60466

https://bugzilla.gnome.org/show_bug.cgi?id=731990
diff --git a/HTMLparser.c b/HTMLparser.c
index c26389f..23fafb2 100644
--- a/HTMLparser.c
+++ b/HTMLparser.c
@@ -4366,7 +4366,7 @@
 htmlParseElementInternal(htmlParserCtxtPtr ctxt) {
     const xmlChar *name;
     const htmlElemDesc * info;
-    htmlParserNodeInfo node_info;
+    htmlParserNodeInfo node_info = { 0, };
     int failed;
 
     if ((ctxt == NULL) || (ctxt->input == NULL)) {