cleanup(docker)!: remove unused builder dockerfile #325

Job	Run time
fetch-version / fetch-version	27s
build-dev-packages / build-musl-package	0s
build-dev-packages / build-modern-bpf-skeleton	2m 9s
build-dev-packages / build-macos-package	10m 22s
build-dev-packages / build-wasm-package	4m 45s
build-dev-packages / build-win32-package	8m 52s
build-dev-packages-arm64 / build-modern-bpf-skeleton	2m 6s
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 18s
build-dev-packages-arm64 / build-packages	18m 13s
test-dev-packages-arm64 / test-packages	1m 15s
test-dev-packages / test-packages	2m 21s
publish-dev-packages / publish-packages	2m 29s
publish-dev-packages / publish-packages-deb	4m 7s
build-dev-docker-arm64 / build-docker	9m 13s
build-dev-docker / build-docker	7m 45s
publish-dev-docker / publish-docker	5m 0s
	1h 40m 22s

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