handle psbt missing input coins #1552

Job	Run time
linter	36s
linter_gui	5m 52s
unit_tests (1.54, ubuntu-latest)	6m 10s
unit_tests (1.54, macOS-latest)	9m 51s
unit_tests (1.54, windows-latest)	7m 2s
unit_tests (nightly, ubuntu-latest)	52s
unit_tests (nightly, macOS-latest)	1m 54s
unit_tests (nightly, windows-latest)	2m 28s
unit_tests_gui (1.65, ubuntu-latest)	6m 52s
unit_tests_gui (1.65, macOS-latest)	14m 39s
unit_tests_gui (1.65, windows-latest)	9m 16s
unit_tests_gui (nightly, ubuntu-latest)	2m 40s
unit_tests_gui (nightly, macOS-latest)	2m 54s
unit_tests_gui (nightly, windows-latest)	4m 46s
	1h 15m 52s

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