Update model metadata to set pipeline tag to the new `text-ranking`

README.md

@@ -1,7 +1,7 @@
 ---
-language: 
-  - en
-thumbnail: "https://pbs.twimg.com/media/FThx_rEWAAEoujW?format=jpg&name=medium"
+language:
+- en
+thumbnail: https://pbs.twimg.com/media/FThx_rEWAAEoujW?format=jpg&name=medium
 tags:
 - t5
 - contrastive learning
@@ -11,7 +11,7 @@ tags:
 - pytorch
 - text generation
 - retrieval
-license: "apache-2.0"
+license: apache-2.0
 datasets:
 - Wikipedia
 - PG19
@@ -23,6 +23,7 @@ datasets:
 metrics:
 - MAUVE
 - human
+pipeline_tag: text-ranking
 ---
 
 ## Main repository