0.25.5

[vegu-ai-tools]

fixes #124

• fixes openai compatibility client to use completions endpoint if API Handles prompt template is disabled and chat/completions if its enabled.
• fixes openai compatibility client not passing through frequency penalty
• fixes openai compatibility client not saving coercion settings
• fixes issue when setting LLM prompt template if model name contained /
• lock sentence-transformers to 2.2.2 for now since >=2.3.0 seems to break loading of instructor embeddings
• support png tEXt import for character cards (fixes silly tavern card import)