Modal cloud training support, fixed typo in toolkit/scheduler.py, Schnell training support for Colab, issue #92 , issue #114 (#115)

* issue #76, load_checkpoint_and_dispatch() 'force_hooks'

https://github.com/ostris/ai-toolkit/issues/76

* RunPod cloud config

https://github.com/ostris/ai-toolkit/issues/90

* change 2x A40 to 1x A40 and price per hour

referring to https://github.com/ostris/ai-toolkit/issues/90#issuecomment-2294894929

* include missed FLUX.1-schnell setup guide in last commit

* huggingface-cli login required auth

* #92 peft, #114 colab, schnell training in colab

* modal cloud - run_modal.py and .yaml configs

* run_modal.py mount path example

* modal_examples renamed to modal

* Training in Modal README.md setup guide

* rename run command in title for consistency

requirements.txt

@@ -29,3 +29,4 @@ pytorch_fid
 optimum-quanto
 sentencepiece
 huggingface_hub
+peft