Add intermediate lifetime.

src/intermediate/document_element.rs

@@ -12,9 +12,9 @@ pub(crate) enum IDocumentElement {
 }
 
 impl IDocumentElement {
-    pub(crate) fn new<'parse, 'b>(
-        registry: &'b mut Registry<'parse>,
-        original: &'b organic::types::DocumentElement<'parse>,
+    pub(crate) fn new<'intermediate, 'parse, 'b>(
+        registry: &'b mut Registry<'intermediate, 'parse>,
+        original: &'intermediate organic::types::DocumentElement<'parse>,
     ) -> BoxFuture<'b, Result<IDocumentElement, CustomError>> {
         async move {
             match original {