fix: memory leak when scanning sketchbooks with large files #4632

Job	Run time
run-determination	1s
build-type-determination	1s
select-targets	1s
build (Windows)	1s
build (Linux)	58s
build (macOS x86)	1m 13s
build (macOS ARM)	1m 10s
Windows_X86-64_interactive_installer artifact	2s
changelog	0s
Windows_X86-64_MSI artifact	3s
Windows_X86-64_zip artifact	3s
Linux_X86-64_zip artifact	2s
merge-channel-files	0s
Linux_X86-64_app_image artifact	3s
macOS_X86-64_dmg artifact	2s
macOS_X86-64_zip artifact	3s
macOS_arm64_dmg artifact	2s
macOS_arm64_zip artifact	2s
release	0s
publish	0s
clean	1s
	3m 48s

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