pub_worker doesn't handle TaskAborted gracefully

[jonasfj]

Error:
    RequestException(status = 400)
    {"error":{"code":"TaskAborted","message":"talker_bloc_logger/4.6.11 has been aborted."},"code":"TaskAborted","message":"talker_bloc_logger/4.6.11 has been aborted."}

Stack:
    #0      Client.requestJson.<anonymous closure> (package:api_builder/_client_utils.dart:68:9)
    <asynchronous suspension>
    #1      PubApiClient.taskUploadResult (package:_pub_shared/src/pubapi.client.dart:459:50)
    <asynchronous suspension>
    #2      RetryOptions.retry (package:retry/retry.dart:131:16)
    <asynchronous suspension>
    #3      _analyzePackage (package:pub_worker/src/analyze.dart:210:15)
    <asynchronous suspension>
    #4      analyze (package:pub_worker/src/analyze.dart:73:11)
    <asynchronous suspension>
    #5      main.<anonymous closure> (file:///home/worker/pub-dev/pkg/pub_worker/bin/pub_worker.dart:38:7)
    <asynchronous suspension>
    #6      main (file:///home/worker/pub-dev/pkg/pub_worker/bin/pub_worker.dart:37:5)
    <asynchronous suspension>