Add evaluation results on the default config and test split of xsum

Beep boop, I am a bot from Hugging Face's automatic model evaluator 👋!\
Your model has been evaluated on the default config and test split of the [xsum](https://huggingface.co/datasets/xsum) dataset by

@zuzannad1
, using the predictions stored [here](https://huggingface.co/datasets/autoevaluate/autoeval-eval-xsum-default-e3e096-60495145411).\
Accept this pull request to see the results displayed on the [Hub leaderboard](https://huggingface.co/spaces/autoevaluate/leaderboards?dataset=xsum).\
Evaluate your model on more datasets [here](https://huggingface.co/spaces/autoevaluate/model-evaluator?dataset=xsum).

README.md

@@ -58,25 +58,25 @@ model-index:
       split: test
     metrics:
     - type: rouge
-      value: 26.8921
+      value: 26.8918
       name: ROUGE-1
       verified: true
-      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiZmFkMTFiNmM3YmRkZDk1Y2FhM2EwOTdiYmUwYjBhMGEzZmIyZmIwNWI5OTVmY2U0N2QzYzgxYzM0OTEzMjFjNSIsInZlcnNpb24iOjF9.fOq4zI_BWvTLFJFQOWNk3xEsDIu3aAeboGYPw5TiBqdJJjvdyKmLbfj2WVnNboWbrmp1PuL01iJjTi2Xj6PUAA
+      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiYjRmMjlkY2JiNTFkZTMyYmE0ZGRkYjc4MzlkMTY5ZTNlNzFiYzc2NjlhZDRmZDZjOTY2NGI1OWY0ZjI2NmQzZCIsInZlcnNpb24iOjF9.CZDLCP9IwNbTI1jqpBw9-VptBsWsq89Ye6P2GbNxXjprfUSXf4txyL_wqseA2K71UU331Y5kNREKmgrPbRuWDw
     - type: rouge
-      value: 6.9411
+      value: 6.9481
       name: ROUGE-2
       verified: true
-      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiMTBlZmI3NjQ3M2JiYzI4MTg3YmJkMjg0ZmE5MDUwNzljNTYyM2M0NzA3YTNiNTA2Nzk4MDhhYWZjZjgyMmE1MCIsInZlcnNpb24iOjF9.rH0DY2hMz2rXaK29vkt7xah-3G95rY4MOS2oVKjXmw4TijB-ZVytfLJAlBmyqA8HYAythRCywmLSjjCDWc66Cg
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     - type: rouge
-      value: 21.2832
+      value: 21.2908
       name: ROUGE-L
       verified: true
-      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiODAwZDYzNTc0NjZhNzNiMDE2ZDY2NjNjNmViNTc0NDVjNTZkYjljODhmYmNiMWFhY2NkZjU5MzQ0NmM0OTcyMSIsInZlcnNpb24iOjF9.5duHtdjZ8dwtbp1HKyMR4mVK9IIlEZvuWGjQMErpE7VNyKPhMOT6Avh_vXFQz6q_jBzqpZGGREho1mt50yBsDw
+      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiMmFhMTkwZTgxZDk0MjM1ZTg2ZDBmOTRkZTNjNjIwZWMwNDM5YTAzMWU3YzUxZWJlMTY5ZWQ4MGM0OGU3MWYyZCIsInZlcnNpb24iOjF9.H3vo2Qf7mT244VPTSDepZxqmupsV13sOCK3Ldvt-49khliGtncmnu9zmJT4J9Y11-1YFpl4hs_V4ooUXQp67Cg
     - type: rouge
-      value: 21.284
+      value: 21.2827
       name: ROUGE-LSUM
       verified: true
-      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiMGQ2NmNhZTZmZDFkNTcyYjQ4MjhhYWJhODY1ZGRjODY2ZTE5MmRmZDRlYTk4NWE4YWM1OWY2M2NjOWQ3YzU0OCIsInZlcnNpb24iOjF9.SJ8xTcAVWrRDmJmQoxE1ADIcdGA4tr3V04Lv0ipMJiUksCdNC7FO8jYbjG9XmiqbDnnr5h4XoK4JB4-GsA-gDA
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     - type: loss
       value: 2.5411810874938965
       name: loss