Add link to paper, pipeline tag

This PR adds the appropriate pipeline tag, makes sure the model can be found at https://huggingface.co./papers/2410.05677.

README.md

@@ -1,3 +1,6 @@
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-license: apache-2.0
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+---
+license: apache-2.0
+pipeline_tag: text-to-video
+---
+
+This repository contains the weights of the T2V-Turbo-v2-no-MG model presented in [T2V-Turbo-v2: Enhancing Video Generation Model Post-Training through Data, Reward, and Conditional Guidance Design](https://huggingface.co/papers/2410.05677)