fix(diffusers): bump to 2022-12-30 commit 62608a9

Notably, fixes:
* Handle missing global_step key in scripts/convert_original_stable_diffusion_to_diffusers.py
* Fix wrong type checking in `convert_diffusers_to_original_stable_diffusion.py`
* Deprecate init image correctly

Dockerfile

@@ -37,7 +37,9 @@ WORKDIR /api
 ADD requirements.txt requirements.txt
 RUN pip install -r requirements.txt
 
-RUN git clone https://github.com/huggingface/diffusers && cd diffusers && git checkout 6b68afd8e4cbf05a06a9ed72127bfdc3acff1db4
+#RUN git clone https://github.com/huggingface/diffusers && cd diffusers && git checkout 6b68afd8e4cbf05a06a9ed72127bfdc3acff1db4
+# 2022-12-30 [train_text_to_image] allow using non-ema weights for training (#1834) TODO dreambooth sync
+RUN git clone https://github.com/huggingface/diffusers && cd diffusers && git checkout 62608a9102e423ad0fe79f12a8ceb1710d2027b2
 WORKDIR /api
 RUN pip install -e diffusers