chore(build): fix error using find_package with ExternalProject_Add #255

Job	Run time
fetch-version / fetch-version	16s
build-dev-packages / build-musl-package	25m 43s
build-dev-packages / build-modern-bpf-skeleton	2m 8s
build-dev-packages / build-win32-package	8m 41s
build-dev-packages / build-macos-package	8m 32s
build-dev-packages / build-wasm-package	4m 31s
build-dev-packages-arm64 / build-modern-bpf-skeleton	2m 20s
build-dev-packages-arm64 / build-macos-package	0s
build-dev-packages-arm64 / build-musl-package	0s
build-dev-packages-arm64 / build-wasm-package	0s
build-dev-packages-arm64 / build-win32-package	0s
build-dev-packages / build-packages	21m 29s
build-dev-packages-arm64 / build-packages	18m 50s
test-dev-packages-arm64 / test-packages	1m 20s
test-dev-packages (static) / test-packages	1m 25s
test-dev-packages / test-packages	2m 21s
publish-dev-packages / publish-packages-deb	2m 57s
publish-dev-packages / publish-packages	3m 44s
build-dev-docker-arm64 / build-docker	9m 55s
build-dev-docker / build-docker	10m 54s
publish-dev-docker / publish-docker	5m 57s
	2h 11m 3s

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