[roll] Roll topaz [build] Delete protobuf_dart.gni

This CL deletes a template that will not be in use once fxr/477861 lands.

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/topaz/+/477937
Original-Revision: 90d4fb1783ba2c3d449ca562de9cda9c3627e841
GitOrigin-RevId: ff6df873c2e65249fc2d97f350760d6e6a6f1330
Change-Id: I49d68c2581bec352cf9c1b714308a261df559779
diff --git a/topaz/minimal b/topaz/minimal
index 8972375..bd7d9ac 100644
--- a/topaz/minimal
+++ b/topaz/minimal
@@ -8,6 +8,6 @@
              path="topaz"
              remote="https://fuchsia.googlesource.com/topaz"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="7041b025b281724428efbc7481a20df93433ab5a"/>
+             revision="90d4fb1783ba2c3d449ca562de9cda9c3627e841"/>
   </projects>
 </manifest>