Chat onFinish race fixed; excluded tools no longer parsed

Patch Changes

• dcbdf32: Fix chat onFinish handling when overlapping requests clear the active response before a resume stream finishes.
• d7d22d3: Allow UI message chunks to include fields added by newer server versions.
• 01edf75: Propagate abort reasons when generation is cancelled during tool execution.
• 473d770: Prevent tools excluded by activeTools from being parsed or executed.
• Updated dependencies [1fec2e5]
• Updated dependencies [d8e8477]
  • @ai-sdk/gateway@2.0.116