fix a Relax-NG bug related to element content processing, fixes bug

* relaxng.c: fix a Relax-NG bug related to element content processing,
  fixes bug #302836
Daniel
diff --git a/relaxng.c b/relaxng.c
index dd8b6cd..16527cc 100644
--- a/relaxng.c
+++ b/relaxng.c
@@ -9899,8 +9899,10 @@
                 if ((ctxt->flags & FLAGS_IGNORABLE) == 0) {
                     xmlRelaxNGDumpValidError(ctxt);
                     ret = 0;
+#if 0
                 } else {
                     ret = -2;
+#endif
                 }
             } else {
                 if (ctxt->errNr > errNr)