Pi 0.67.5

Fixed

• Fixed Opus 4.7 adaptive thinking configuration across Anthropic and Bedrock providers by recognizing Opus 4.7 adaptive-thinking support and mapping xhigh reasoning to provider-supported effort values (#3286 by @markusylisiurunen)
• Fixed Zellij Shift+Enter regressions by reverting the Zellij-specific Kitty keyboard query bypass and restoring the previous keyboard negotiation behavior (#3259)