Platform: Together AI - remove Sentence-BERT and BERT models (#446)

Author: Paul-Cornell

platform/embedding.mdx

@@ -76,7 +76,5 @@ To generate embeddings, choose one of the following embedding providers and mode
   - **M2-BERT-80M-2K-Retrieval**, with 768 dimensions.
   - **M2-BERT-80M-8K-Retrieval**, with 768 dimensions.
   - **M2-BERT-80M-32K-Retrieval**, with 768 dimensions.
-  - **Sentence-BERT**, with 768 dimensions.
-  - **BERT**, with 768 dimensions.
-
+  
   [Learn more](https://docs.together.ai/docs/serverless-models#embedding-models).

platform/workflows.mdx

@@ -303,9 +303,7 @@ There are two ways to create a custom workflow:
       - **M2-BERT-80M-2K-Retrieval**, with 768 dimensions.
       - **M2-BERT-80M-8K-Retrieval**, with 768 dimensions.
       - **M2-BERT-80M-32K-Retrieval**, with 768 dimensions.
-      - **Sentence-BERT**, with 768 dimensions.
-      - **BERT**, with 768 dimensions.
-
+      
       [Learn more](https://docs.together.ai/docs/serverless-models#embedding-models).
 
     Learn more:
@@ -501,9 +499,7 @@ There are two ways to create a custom workflow:
           - **M2-BERT-80M-2K-Retrieval**, with 768 dimensions.
           - **M2-BERT-80M-8K-Retrieval**, with 768 dimensions.
           - **M2-BERT-80M-32K-Retrieval**, with 768 dimensions.
-          - **Sentence-BERT**, with 768 dimensions.
-          - **BERT**, with 768 dimensions.
-
+          
           [Learn more](https://docs.together.ai/docs/serverless-models#embedding-models).
 
         Learn more: