fix: memory leak when scanning sketchbooks with large files #4633

Job	Run time
run-determination	1s
build-type-determination	1s
select-targets	3s
build (Windows)	1s
build (Linux)	48s
build (macOS x86)	1m 2s
build (macOS ARM)	1m 1s
Windows_X86-64_interactive_installer artifact	2s
Windows_X86-64_MSI artifact	3s
changelog	0s
merge-channel-files	0s
Windows_X86-64_zip artifact	1s
Linux_X86-64_zip artifact	4s
Linux_X86-64_app_image artifact	2s
macOS_X86-64_dmg artifact	3s
macOS_X86-64_zip artifact	3s
macOS_arm64_dmg artifact	3s
macOS_arm64_zip artifact	2s
publish	0s
release	0s
clean	3s
	3m 23s

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