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

README.md

@@ -101,7 +101,7 @@ language:
 datasets:
 - lightblue/reranker_continuous_filt_max7_train
 base_model: lightblue/lb-reranker-0.5B-v1.0
-pipeline_tag: text-generation
+pipeline_tag: text-ranking
 tags:
 - reranker
 - llama-cpp