[dart2js] Add package:meta to dependencies

Change-Id: Ib976d76c43c0bf2742929e3e432ab7995b5774c7
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/383924
Commit-Queue: Mayank Patke <fishythefish@google.com>
Reviewed-by: Mark Zhou <markzipan@google.com>
diff --git a/pkg/compiler/pubspec.yaml b/pkg/compiler/pubspec.yaml
index 78f7d18..288535b 100644
--- a/pkg/compiler/pubspec.yaml
+++ b/pkg/compiler/pubspec.yaml
@@ -18,6 +18,7 @@
   js_runtime: any
   js_shared: any
   kernel: any
+  meta: any
   mmap: any
   vm_service: any