Auto merge of #16905 - MortimerGoro:update_harfbuzz, r=jdm
Auto merge of #16905 - MortimerGoro:update_harfbuzz, r=jdm

Update harfbuzz-sys

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See https://github.com/servo/rust-harfbuzz/pull/71/files. Required for https://github.com/servo/servo/issues/11921

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