LibWeb: Fall back to LayoutInline for any unrecognized CSS display

Let's at least try to keep going and see what we can render.

Libraries/LibWeb/DOM/Element.cpp

@@ -133,7 +133,8 @@ RefPtr<LayoutNode> Element::create_layout_node(const StyleProperties* parent_sty
     if (display == "inline-block")
         return adopt(*new LayoutBlock(this, move(style)));
 
-    ASSERT_NOT_REACHED();
+    dbg() << "Unknown display type: _" << display << "_";
+    return adopt(*new LayoutInline(*this, move(style)));
 }
 
 void Element::parse_attribute(const FlyString&, const String&)