Add support for configurable embedding model (#1627)

Co-authored-by: Dev Khant <devkhant24@gmail.com>

mem0/embeddings/base.py

@@ -3,19 +3,18 @@ from abc import ABC, abstractmethod
 
 from mem0.configs.embeddings.base import BaseEmbedderConfig
 
-
 class EmbeddingBase(ABC):
-    def __init__(self, config: Optional[BaseEmbedderConfig] = None):
-        """Initialize a base LLM class
+    """Initialized a base embedding class
 
-        :param config: Embedder configuration option class, defaults to None
-        :type config: Optional[BaseEmbedderConfig], optional
-        """
+    :param config: Embedding configuration option class, defaults to None
+    :type config: Optional[BaseEmbedderConfig], optional
+    """
+    def __init__(self, config: Optional[BaseEmbedderConfig] = None):
         if config is None:
             self.config = BaseEmbedderConfig()
         else:
             self.config = config
-
+            
     @abstractmethod
     def embed(self, text):
         """