Switch the parser over to a new partial implementation for dynamic partials.

src/renderer/inline_partial_tree.rs

@@ -95,6 +95,7 @@ fn extract_inline_partials_from_tag<'a, 'b>(
             };
         }
         DustTag::DTPartial(..) => (),
+        DustTag::DTNewPartial(..) => (),
         DustTag::DTInlinePartial(named_block) => {
             blocks.insert(&named_block.name, &named_block.contents);
         }