Update README.md

README.md

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     path: data/test-*
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-This dataset has been translated to Arabic. The original paper [PICA](https://arxiv.org/abs/1911.11641). This dataset has been translated by [AlGhaf](https://aclanthology.org/2023.arabicnlp-1.21.pdf)
+This dataset has been translated to Arabic. The original paper [PICA](https://arxiv.org/abs/1911.11641). This dataset has been translated by [AlGhafa](https://aclanthology.org/2023.arabicnlp-1.21.pdf)
 
 The Arabic version original link [PICA_Ar](https://gitlab.com/tiiuae/alghafa/-/tree/main/arabic-eval/pica_ar)