Update sd_models_xl.py

Fix width/height not getting fed into the conditioning

bugfix: model name was added together with directory name to infotext and to [model_name] filename pattern

bugfix: model name was added together with directory name to infotext and to [model_name] filename pattern

Make possible to install web ui without venv with venv_dir=- env variable for Linux

Fix missing p save_image before-highres-fix

When passing `--novenv` flag to webui.sh it can skip venv.
Might be useful for installing in Docker since messing with venv in Docker might be a bit complicated.

Example usage:
`webui.sh --novenv`

Hope this gets approved and pushed into future versions of Web UI

add backwards compatibility --lyco-dir-backcompat option, use that for LyCORIS directory instead of hardcoded value
prevent running preload.py for disabled extensions

fix automated tests downloading CLIP model

Fix #11805

Add support for using `--upcast-sampling` with SD XL

Fix wrong key name in lokr module

record time it took to launch

XYZ always_discard_next_to_last_sigma

lora extension rework to include other types of networks

read networks from LyCORIS dir if it exists
add credits