feat: sync llama.cpp to b9101

[github-actions]

🤖 Automated llama.cpp sync

This PR was automatically created/updated by the daily sync workflow.

Changes:

• Updated llama.cpp submodule from b9084 to b9101
• Regenerated bindings and build files

Verification:

• ✅ Bootstrap script completed successfully (including iOS Metal compilation)
• ✅ iOS frameworks build completed successfully (macOS job)
• ✅ Android libraries build completed successfully (Ubuntu job)
• ✅ C++ unit tests passed
• ✅ TypeScript build completed successfully

📋 llama.cpp changes (b9084 → b9101)

• 389ff61 server : print warning when HTTP timeout exceeded (#22907)
• 2e97c5f backend sampling: support returning post-sampling probs (#22622)
• 5d5d2e1 vendor : update cpp-httplib to 0.43.4 (#22888)
• 2b2babd ggml-virtgpu : include missing mutex header (#22810)
• 0b04728 sync : ggml
• efbada9 ggml : bump version to 0.11.1 (ggml/1484)
• f3c3e0e internal AllReduce kernel for CUDA provider (#22299)
• 5755a10 model : fix model type check for granite/llama3 and deepseek2/glm4.7 lite (#22870)
• 1e5ad35 model : add sarvam_moe architecture support (#20275)
• 65d7a8b devops : updated Nix systems (#22869)
• 00d56b1 docker : upgraded the default intel compute-runtime version (#22567)
• 5757c4d cmake : update BoringSSL to 0.20260508.0 (#22839)
• e20b839 SYCL: reduce allocation overhead during flash attention (#22732)
• fd89556 [SYCL] Add BF16 support to GET_ROWS operation (#21391)
• 6048993 sycl: Q5_K reorder MMVQ/dequant + Q8_0 reorder MMVQ path (#22152)
• 4a4f819 sycl: Battlemage AOT build via spir64_gen + MMQ subgroup annotations (#22147)
• 046e284 Add flash attention MMA / Tiles to support MiMo-V2.5 (#22812)

Please review and merge if all checks pass.