loongson/pypi: links for thinc

INFO: Because this project isn't in the mirror_whitelist, no releases from root/pypi are included.

loongson/pypi thinc-8.2.3-cp39-cp39-linux_loongarch64.whl
loongson/pypi thinc-8.2.3-cp38-cp38-linux_loongarch64.whl
loongson/pypi thinc-8.2.3-cp312-cp312-linux_loongarch64.whl
loongson/pypi thinc-8.2.3-cp311-cp311-linux_loongarch64.whl
loongson/pypi thinc-8.2.3-cp310-cp310-linux_loongarch64.whl