minor edits (#9093)

Description:

Minor edit to PR#845

Thanks!

docs/extras/integrations/tools/dalle_image_generator.ipynb

@@ -82,7 +82,7 @@
       "metadata": {},
       "outputs": [],
       "source": [
-        "# You can click on the link above to display the image for\n",
+        "# You can click on the link above to display the image \n",
         "# Or you can try the options below to display the image inline in this notebook\n",
         "\n",
         "try:\n",

libs/langchain/langchain/utilities/dalle_image_generator.py

@@ -1,4 +1,4 @@
-"""Util that calls OpenAI's Dall-E Image Generator."""
+"""Utility that calls OpenAI's Dall-E Image Generator."""
 from typing import Any, Dict, Optional
 
 from pydantic import BaseModel, Extra, root_validator