Make enable()/disable() virtual so they can be overridden #499

Job	Run time
fetch-version / fetch-version	22s
build-dev-packages / build-wasm-package	7m 6s
build-dev-packages / build-modern-bpf-skeleton	1m 48s
build-dev-packages / build-macos-package	6m 38s
build-dev-packages / build-musl-package	0s
build-dev-packages / build-win32-package	10m 27s
build-dev-packages-arm64 / build-macos-package	0s
build-dev-packages-arm64 / build-modern-bpf-skeleton	1m 55s
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	28m 20s
build-dev-packages-arm64 / build-packages	22m 29s
test-dev-packages-arm64 / test-packages	2m 2s
test-dev-packages / test-packages	2m 50s
publish-dev-packages / publish-packages-deb	4m 11s
publish-dev-packages / publish-packages	3m 58s
build-dev-docker-arm64 / build-docker	8m 53s
build-dev-docker / build-docker	5m 39s
publish-dev-docker / publish-docker	4m 42s
	1h 51m 20s

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