Adding model_kwargs for huggingface embedders. (#1450)

tests/embedder/test_huggingface_embedder.py

@@ -0,0 +1,18 @@
+
+from unittest.mock import patch
+from embedchain.config import BaseEmbedderConfig
+from embedchain.embedder.huggingface import HuggingFaceEmbedder
+
+
+def test_huggingface_embedder_with_model(monkeypatch):
+    config = BaseEmbedderConfig(model="test-model", model_kwargs={"param": "value"})
+    with patch('embedchain.embedder.huggingface.HuggingFaceEmbeddings') as mock_embeddings:
+        embedder = HuggingFaceEmbedder(config=config)
+        assert embedder.config.model == "test-model"
+        assert embedder.config.model_kwargs == {"param": "value"}
+        mock_embeddings.assert_called_once_with(
+            model_name="test-model",
+            model_kwargs={"param": "value"}
+        )
+
+