Improve responsiveness of file list view #5565

Job	Run time
build-flatpak (ubuntu-22.04, x86_64, x64)	2m 29s
build-flatpak (ubuntu-22.04, x86_64, x64)	2m 29s
build-flatpak (ubuntu-22.04-arm, arm64, arm64)	2m 57s
build-flatpak (ubuntu-22.04-arm, arm64, arm64)	2m 57s
build-linux (ubuntu-24.04, x86_64, x64)	4m 1s
build-linux (ubuntu-24.04, x86_64, x64)	4m 1s
build-linux (ubuntu-24.04-arm, arm64, arm64)	3m 1s
build-linux (ubuntu-24.04-arm, arm64, arm64)	3m 55s
build-windows	7m 22s
build-windows	7m 22s
build-ipa (iOS)	21m 19s
build-ipa (iOS)	21m 19s
build-macos	4m 50s
build-macos	4m 50s
deploy-to-play-store	0s
deploy-to-play-store	0s
build-apk	10m 47s
build-apk	10m 47s
deploy	0s
deploy	45s
publish-winget	0s
publish-winget	13s
	1h 55m 24s

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