[fuchsia_modular] Remove unused dependency to fix strict-deps in downstream petal

Bug: b/153024243
Change-Id: Ib7daae0261cd55c5635b97fd9ef599756fdf4751
Reviewed-on: https://fuchsia-review.googlesource.com/c/topaz/+/377574
Reviewed-by: Vickie Cheng <vickiecheng@google.com>
Commit-Queue: Jerry Belton <jcecil@google.com>
diff --git a/public/dart/fuchsia_modular/BUILD.gn b/public/dart/fuchsia_modular/BUILD.gn
index b009342..59d76b6 100644
--- a/public/dart/fuchsia_modular/BUILD.gn
+++ b/public/dart/fuchsia_modular/BUILD.gn
@@ -44,7 +44,6 @@
     "//sdk/fidl/fuchsia.sys",
     "//sdk/fidl/fuchsia.ui.app",
     "//sdk/fidl/fuchsia.ui.views",
-    "//third_party/dart-pkg/pub/meta",
     "//topaz/public/dart/fidl",
     "//topaz/public/dart/fuchsia",
     "//topaz/public/dart/fuchsia_logger",