Update chroma.md (#11891)

Fix typo in Inference example code

docs/source/en/api/pipelines/chroma.md

@@ -36,7 +36,7 @@ import torch
 from diffusers import ChromaPipeline
 
 pipe = ChromaPipeline.from_pretrained("lodestones/Chroma", torch_dtype=torch.bfloat16)
-pipe.enabe_model_cpu_offload()
+pipe.enable_model_cpu_offload()
 
 prompt = [
     "A high-fashion close-up portrait of a blonde woman in clear sunglasses. The image uses a bold teal and red color split for dramatic lighting. The background is a simple teal-green. The photo is sharp and well-composed, and is designed for viewing with anaglyph 3D glasses for optimal effect. It looks professionally done."