Update docs for v0.14.0 (#3625)

### What problem does this PR solve?


### Type of change

- [x] Documentation Update

rag/llm/embedding_model.py

@@ -33,6 +33,7 @@ from rag.utils import num_tokens_from_string, truncate
 import google.generativeai as genai 
 import json
 
+
 class Base(ABC):
     def __init__(self, key, model_name):
         pass