chore: Update note-c to v2.5.2

[zfields]

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[Copilot]

Pull Request Overview

This PR introduces heartbeat callback support and improves documentation consistency across the note-c library. The heartbeat functionality enables applications to receive periodic status updates from the Notecard during long-running operations.

• Added optional heartbeat callback functionality with compile-time feature flag
• Reorganized typedef declarations in note.h for better alphabetical ordering
• Added comprehensive documentation with detailed function descriptions and parameter documentation

Reviewed Changes

Copilot reviewed 10 out of 10 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
src/note-c/note.h	Reorganized typedef declarations, added extensive function documentation, and heartbeat callback definitions
src/note-c/n_serial.c	Added limits.h include and improved error handling with conditional request transmission
src/note-c/n_request.c	Added transaction timeout override functionality and heartbeat processing logic
src/note-c/n_lib.h	Added heartbeat callback declarations and reorganized constant definitions
src/note-c/n_i2c.c	Improved documentation and added conditional request transmission logic
src/note-c/n_hooks.c	Added heartbeat callback hooks and renamed function from NoteSetFnI2cDefault to NoteSetFnI2CDefault
src/note-c/n_const.c	Reorganized constant definitions alphabetically
src/note-c/n_cjson_helpers.c	Removed duplicate documentation that's now in header file
src/note-c/CMakeLists.txt	Added NOTE_C_HEARTBEAT_CALLBACK build option
src/note-c/.gitignore	Added .claude/ directory to gitignore

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[Copilot]

Pull Request Overview

Copilot reviewed 11 out of 11 changed files in this pull request and generated 1 comment.

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_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}