Fix base model tag

README.md

@@ -5,7 +5,7 @@ datasets:
 language:
 - en
 base_model:
-- google/electra-base-discriminator
+- microsoft/MiniLM-L12-H384-uncased
 pipeline_tag: text-ranking
 library_name: sentence-transformers
 tags:
@@ -78,4 +78,4 @@ In the following table, we provide various pre-trained Cross-Encoders together w
 | amberoad/bert-multilingual-passage-reranking-msmarco | 68.40 | 35.54 | 330 
 | sebastian-hofstaetter/distilbert-cat-margin_mse-T2-msmarco | 72.82 | 37.88 | 720
  
- Note: Runtime was computed on a V100 GPU.
+ Note: Runtime was computed on a V100 GPU.