gha: publish binaries even if flatpak fails #2694

Job	Run time
build (ubuntu-20.04, linux, amd64)	3m 26s
flatpak (su.xash.Engine.Compat.i386)	5m 55s
build (ubuntu-20.04, linux, i386)	3m 38s
build (ubuntu-20.04, linux, arm64, true)	4m 7s
build (ubuntu-20.04, linux, armhf, true)	3m 51s
build (ubuntu-20.04, linux, riscv64, true)	3m 24s
build (ubuntu-20.04, linux, ppc64el, true)	3m 33s
build (ubuntu-20.04, android, multiarch)	11m 25s
build (ubuntu-latest, nswitch, arm64)	3m 18s
build (ubuntu-latest, psvita, armv7hf)	8m 17s
build (windows-latest, win32, amd64)	2m 27s
build (windows-2019, win32, i386)	2m 56s
build (macos-14, apple, arm64)	1m 28s
build (macos-13, apple, amd64)	3m 3s
Upload releases	1m 3s
	1h 1m 51s

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