- exclude from analysis all dart 2 benchmarks
This reduces the analysis errors when opening up the SDK significantly.
Change-Id: I9e1c4f7e4b790e4962ea2112a293bf0ef5402b10
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/292440
Reviewed-by: Stephen Adams <sra@google.com>
Reviewed-by: Kallen Tu <kallentu@google.com>
Commit-Queue: Jake Macdonald <jakemac@google.com>