restore: fail fast when met error in engine/chunk restore

[glorv]

What problem does this PR solve?

• Stop all the other chunk/engine tasks fast if met error in one chunk/engine task.
• avoid retrying and printing error log if the error is context canceled

What is changed and how it works?

Check List

Tests

• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Side effects

Related changes

[glorv]

closed in favor of https://github.com/pingcap/br/pull/755