fix: typo in readme example (#373)

docs/quickstart.mdx

@@ -20,7 +20,7 @@ Run your first bot in python using the following code. Make sure to set the `OPE
 ```python
 import os
 
-from embedchain Import App
+from embedchain import App
 
 os.environ["OPENAI_API_KEY"] = "xxx"
 elon_musk_bot = App()