Isolate error when updating tasks

[github-actions]

Failure to update a task should not prevent the action from progressing forward.
We can simply skip processing this task for now.
Since this script is designed to be idempotent, it can be retried later.

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This issue has been automatically created by todo-actions based on a TODO comment found in src/TaskUpdater.ts:57. It will automatically be closed when the TODO comment is removed from the default branch (master).