Merge branch 'main_upstream'

# Conflicts:
#	fooocus_version.py
#	update_log.md

release: bump version to 2.6.4, update changelog

Merge branch 'main_upstream' into develop

# Conflicts:
#	fooocus_version.py
#	language/en.json
#	update_log.md
#	webui.py

Merge branch 'develop'

release: bump version to 2.6.1-rc1, update changelog

docs: add instructions how to manually update packages

Merge branch 'develop_upstream' into develop

# Conflicts:
#	fooocus_colab.ipynb
#	fooocus_version.py
#	language/en.json
#	modules/async_worker.py
#	requirements_versions.txt
#	update_log.md
#	webui.py

Merge branch 'develop'

Merge branch 'develop'