retry_policy: verbose logging for io errors #5353

Job	Run time
Get minimum supported rust version	30s
SDK docs - mgmt	12m 26s
Code Style	1m 33s
test AutoRust	2m 34s
SDK docs	1m 36s
SDK docs - svc	4m 9s
E2E Tests (stable, false)	1m 54s
SDK Tests (stable, false)	5m 35s
E2E Tests (1.74.0, false)	2m 2s
Emulator Tests (stable, false)	5m 36s
SDK Tests (1.74.0, false)	6m 26s
Emulator Tests (1.74.0, false)	6m 30s
E2E Tests (nightly, true)	2m 13s
Services Tests (stable, false)	17m 22s
SDK Tests (nightly, true)	3m 25s
Emulator Tests (nightly, true)	4m 9s
Services Tests (1.74.0, false)	21m 27s
Services Tests (nightly, true, true)	9m 20s
WASM Tests (stable, false)	2m 38s
WASM Tests (1.74.0, false)	2m 24s
WASM Tests (nightly, true)	1m 21s
	1h 55m 10s

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