docs(release): update changelog for the 2026-02 release #9285

Job	Run time
debug_job	2s
Save PR ref	3s
Windows-CMake / cmake + msvc-2022 + x64 + Release + Core1	10m 7s
macOS-Bazel	0s
macOS-CMake	0s
Windows-Bazel	-1s
	10m 11s

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