Merge pull request #16549 from itsjustkevin/pr-update-dart

Update dart

Author: tianon

Diff for: library/dart

@@ -1,12 +1,12 @@
 Maintainers: Alexander Thomas <[email protected]> (@athomas), Tony Pujals <[email protected]> (@subfuzion)
 GitRepo: https://github.com/dart-lang/dart-docker.git
 GitFetch: refs/heads/main
-GitCommit: 56dda68f81593f368b69c0cb01bf8643c44c84f0
+GitCommit: 69a484f51adfd7e59a20525f988cb85f2dd62a77
 
 Tags: 3.3.3-sdk, 3.3-sdk, 3-sdk, stable-sdk, sdk, 3.3.3, 3.3, 3, stable, latest
 Architectures: amd64, arm32v7, arm64v8
 Directory: stable/bookworm
 
-Tags: 3.4.0-190.2.beta-sdk, beta-sdk, 3.4.0-190.2.beta, beta
+Tags: 3.4.0-282.1.beta-sdk, beta-sdk, 3.4.0-282.1.beta, beta
 Architectures: amd64, arm32v7, arm64v8
 Directory: beta/bookworm