Update README.md

Fixing incorrect links

README.md

@@ -19,12 +19,12 @@ There are 6 models available on HuggingFace that vary in the number of
 parameters and whether or not the model is reference-based or reference-free
 (also known as quality estimation, or QE):
 
-* [MetricX-23-XXL](https://huggingface.co/google/metricx-23-large-v2p0)
+* [MetricX-23-XXL](https://huggingface.co/google/metricx-23-xxl-v2p0)
 * [MetricX-23-XL](https://huggingface.co/google/metricx-23-xl-v2p0)
-* [MetricX-23-Large](https://huggingface.co/google/metricx-23-xxl-v2p0)
-* [MetricX-23-QE-XXL](https://huggingface.co/google/metricx-23-qe-large-v2p0)
+* [MetricX-23-Large](https://huggingface.co/google/metricx-23-large-v2p0)
+* [MetricX-23-QE-XXL](https://huggingface.co/google/metricx-23-qe-xxl-v2p0)
 * [MetricX-23-QE-XL](https://huggingface.co/google/metricx-23-qe-xl-v2p0)
-* [MetricX-23-QE-Large](https://huggingface.co/google/metricx-23-qe-xxl-v2p0)
+* [MetricX-23-QE-Large](https://huggingface.co/google/metricx-23-qe-large-v2p0)
 
 We recommend using the XXL model versions for the best agreement with human
 judgments of translation quality, the Large versions for best speed, and the