Issue-2752 - Make FileChunk sendable #433

Job	Run time
Integration Tests / Linux (5.8)	12m 36s
Integration Tests / Linux (5.9)	14m 20s
Integration Tests / Linux (5.10)	13m 57s
Integration Tests / Linux (nightly-6.0)	16m 22s
Integration Tests / Linux (nightly-main)	16m 51s
Unit tests / Unit tests / Linux (5.8)	3m 18s
Unit tests / Unit tests / Linux (5.9)	3m 15s
Unit tests / Unit tests / Linux (5.10)	3m 19s
Unit tests / Unit tests / Linux (nightly-6.0)	4m 15s
Unit tests / Unit tests / Linux (nightly-main)	4m 2s
Benchmarks / Benchmarks / Linux (5.8)	3m 19s
Benchmarks / Benchmarks / Linux (5.9)	5m 15s
Benchmarks / Benchmarks / Linux (5.10)	5m 1s
Benchmarks / Benchmarks / Linux (nightly-6.0)	6m 13s
Benchmarks / Benchmarks / Linux (nightly-main)	6m 8s
Soundness / API breakage check	2m 15s
Soundness / Documentation check	2m 17s
Soundness / License headers check	8s
Soundness / Broken symlinks check	8s
Soundness / Format check	47s
Soundness / Shell check	7s
Soundness / Unacceptable language check	4s
Swift 6 Language Mode / Swift 6 language mode	48s
Cxx interop / Cxx interop / Linux (5.8)	1m 2s
Cxx interop / Cxx interop / Linux (5.9)	1m 3s
Cxx interop / Cxx interop / Linux (5.10)	1m 5s
Cxx interop / Cxx interop / Linux (nightly-6.0)	1m 45s
Cxx interop / Cxx interop / Linux (nightly-main)	1m 46s
	2h 11m 26s

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