Fix swap screen #990

Job	Run time
Compilation for NanoS, X, S+, and Stax (nanos, $NANOS_SDK)	1m 36s
Compilation for NanoS, X, S+, and Stax (nanox, $NANOX_SDK)	1m 49s
Compilation for NanoS, X, S+, and Stax (nanosp, $NANOSP_SDK)	2m 18s
Compilation for NanoS, X, S+, and Stax (stax, $STAX_SDK)	1m 46s
Tests with the Python library and legacy Bitcoin app	1m 2s
Unit test	1m 45s
Tests (nanos)	8m 18s
Tests (nanox)	8m 53s
Tests (nanosp)	11m 16s
Tests (stax)	12m 32s
Tests on mainnet (nanos)	38s
Tests on mainnet (nanox)	43s
Tests on mainnet (nanosp)	45s
Tests on mainnet (stax)	52s
Tests with the JS library	1m 35s
Tests for rust client library	5m 6s
	1h 0m 54s

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