Update model metadata to set pipeline tag to the new `text-ranking` (#2)

- Update model metadata to set pipeline tag to the new `text-ranking` (a06c52d946e890932633fb47fecbae0d4a99bb9a)


Co-authored-by: Tom Aarsen <[email protected]>

README.md

@@ -5,7 +5,7 @@ language:
 - en
 base_model:
 - answerdotai/ModernBERT-base
-pipeline_tag: text-classification
+pipeline_tag: text-ranking
 library_name: sentence-transformers
 inference: true
 ---