aarch64: use TnSZ of 16 instead of 17 #10

Job	Run time
build-limine-x86_64 (dev, --all-features)	51s
build-kernel-aarch64 (dev, --all-features)	1m 14s
build-limine-aarch64 (dev, --all-features)	50s
build-limine-x86_64 (dev, --no-default-features)	52s
build-kernel-aarch64 (dev, --no-default-features)	1m 13s
build-kernel-x86_64 (dev, --all-features)	53s
build-limine-x86_64 (release, --all-features)	51s
build-limine-aarch64 (dev, --no-default-features)	51s
build-kernel-aarch64 (release, --all-features)	1m 15s
build-kernel-x86_64 (dev, --no-default-features)	58s
build-limine-x86_64 (release, --no-default-features)	55s
build-limine-aarch64 (release, --all-features)	52s
build-kernel-aarch64 (release, --no-default-features)	1m 15s
build-kernel-x86_64 (release, --all-features)	51s
build-limine-aarch64 (release, --no-default-features)	51s
build-kernel-x86_64 (release, --no-default-features)	52s
lint-clippy	54s
lint-docs	1m 4s
lint-python	5s
lint-rustfmt	41s
	18m 8s

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