update logo file used for app icons #9

Job	Run time
linter	38s
linter_gui	1m 55s
unit_tests (1.63, ubuntu-latest)	3m 6s
unit_tests (1.63, macOS-latest)	3m 37s
unit_tests (1.63, windows-latest)	4m 13s
unit_tests (nightly, ubuntu-latest)	1m 3s
unit_tests (nightly, macOS-latest)	1m 18s
unit_tests (nightly, windows-latest)	2m 24s
unit_tests_gui (1.71.1, ubuntu-latest)	3m 44s
unit_tests_gui (1.71.1, macOS-latest)	2m 57s
unit_tests_gui (1.71.1, windows-latest)	5m 54s
unit_tests_gui (nightly, ubuntu-latest)	3m 1s
unit_tests_gui (nightly, macOS-latest)	2m 36s
unit_tests_gui (nightly, windows-latest)	6m 1s
	42m 27s

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