Roll src/third_party/mini_chromium/mini_chromium/ c4bcfd045..706fce5b1 (25 commits)

https://chromium.googlesource.com/chromium/mini_chromium/+log/c4bcfd045d8d..706fce5b1a28

$ git log c4bcfd045..706fce5b1 --date=short --no-merges --format='%ad %ae %s'
2025-12-17 victorvianna Build mini_chromium with C++23
2025-07-25 venkateshs mini_chromium: Remove Barrier_AtomicIncrement, no longer used
2025-08-15 jperaza Remove remaining references to StringPiece
2025-08-15 jperaza Convert base::StringPiece to std::string_view
2025-07-23 csuter base: Switch to Fuchsia's SDK logging API
2025-05-28 avi Change mini_chromium's deployment target to macOS 12
2025-04-23 ellyjones base: remove numerics namespace from byte ops
2025-04-04 benhamilton [base] Fix Windows 64-bit build warnings
2025-04-04 justincohen ios: Fix compile with Xcode 16.3
2025-03-24 paulkirth Fix -Wimplicit-int-conversion error
2025-03-25 mark Add .clang-format
2025-03-21 kubo build: Add tvOS's id to BuildInfo.plist's UIDeviceFamily array
2025-03-25 kubo base: Remove USE_ASL and corresponding usage from base/logging.cc
2025-03-25 kubo build: Add tvOS support to C++ and GN
2025-03-15 tamird apple: Remove unused references to SecKeychain
2025-02-27 mark Fix win-arm64 MSVC builds, and maybe other builds
2025-02-26 mark win_helper: invoke vswhere with -products * to work with VS Build Tools
2025-02-26 mark Reformat all Python scripts according to Google style
2025-02-25 thakis Run clang arm64 asm under env wrapper
2025-02-24 thakis Enable clang by default on Windows
2025-02-13 thakis Prepare mini_chromium for using clang on Windows
2025-01-17 mark OWN mini_chromium
2024-12-17 lgrey Remove distutils dependency
2024-12-12 pkasting Fix template param shadowing.
2024-12-12 pkasting Add fixed_extent to base::span.

Created with:
  roll-dep src/third_party/mini_chromium/mini_chromium

Change-Id: Ie78ec146cb368e68408b034b758959f10e374fb5