Implement io_seproxyhal_play_tune to enable PIEZO_SOUND on Stax/Flex #426

Job	Run time
Run static analysis for cargo-ledger	1m 30s
Build SDK (nanos)	2m 13s
Build SDK	1m 33s
Build SDK (nanox)	2m 14s
Run static analysis (nanos, include_gif)	1m 20s
Check code formatting	1m 11s
Build SDK (nanosplus)	2m 11s
Run static analysis (nanos, testmacro)	1m 15s
Build SDK (stax)	2m 15s
Run static analysis (nanos, ledger_secure_sdk_sys)	1m 45s
Build SDK (flex)	2m 27s
Run unit and integration tests (nanos)	2m 30s
Run static analysis (nanos, ledger_device_sdk)	2m 10s
Run unit and integration tests (nanox)	2m 26s
Run static analysis (nanox, include_gif)	1m 17s
Run unit and integration tests (nanosplus)	2m 26s
Run static analysis (nanox, testmacro)	1m 9s
Run unit and integration tests (stax)	2m 34s
Run static analysis (nanox, ledger_secure_sdk_sys)	1m 54s
Run unit and integration tests (flex)	2m 34s
Run static analysis (nanox, ledger_device_sdk)	2m 16s
Run static analysis (nanosplus, include_gif)	1m 28s
Run static analysis (nanosplus, testmacro)	1m 10s
Run static analysis (nanosplus, ledger_secure_sdk_sys)	1m 48s
Run static analysis (nanosplus, ledger_device_sdk)	2m 13s
Run static analysis (stax, include_gif)	1m 22s
Run static analysis (stax, testmacro)	1m 14s
Run static analysis (stax, ledger_secure_sdk_sys)	1m 56s
Run static analysis (stax, ledger_device_sdk)	2m 21s
Run static analysis (flex, include_gif)	1m 18s
Run static analysis (flex, testmacro)	1m 8s
Run static analysis (flex, ledger_secure_sdk_sys)	1m 59s
Run static analysis (flex, ledger_device_sdk)	2m 19s
	1h 1m 26s

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