chore: ⬆️ Update leejet/stable-diffusion.cpp to `bb84971129d2a094ab8051c6feed5406d3b4409d` #6805

Job	Run time
generate-matrix	6s
backend-jobs-darwin (stablediffusion-ggml, -metal-darwin-arm64-stablediffusion-ggml, metal, go) / darwin-backend-build (1.25.x)	9m 44s
backend-jobs-singlearch (sycl_f32, linux/amd64, auto, -gpu-intel-sycl-f32-stablediffusion-ggml, u... / backend-build	27m 35s
backend-jobs-multiarch (vulkan, linux/arm64, arm64, auto, -gpu-vulkan-stablediffusion-ggml, ubunt... / backend-build	24m 20s
backend-jobs-singlearch (cublas, 12, 0, linux/arm64, false, auto, -nvidia-l4t-arm64-stablediffusi... / backend-build	59m 33s
backend-jobs-multiarch (vulkan, linux/amd64, amd64, auto, -gpu-vulkan-stablediffusion-ggml, ubunt... / backend-build	24m 19s
backend-jobs-singlearch (linux/amd64, auto, -cpu-stablediffusion-ggml, ubuntu-latest, ubuntu:24.0... / backend-build	8m 12s
backend-jobs-singlearch (sycl_f16, linux/amd64, auto, -gpu-intel-sycl-f16-stablediffusion-ggml, u... / backend-build	26m 23s
backend-jobs-singlearch (cublas, 12, 8, linux/amd64, auto, -gpu-nvidia-cuda-12-stablediffusion-gg... / backend-build	55m 1s
backend-jobs-singlearch (cublas, 13, 0, linux/amd64, auto, -gpu-nvidia-cuda-13-stablediffusion-gg... / backend-build	56m 10s
backend-jobs-singlearch (cublas, 13, 0, linux/arm64, false, auto, -nvidia-l4t-cuda-13-arm64-stabl... / backend-build	1h 0m 47s
backend-jobs-darwin (stablediffusion-ggml, -metal-darwin-arm64-stablediffusion-ggml, metal, go) / darwin-backend-publish	-1s
backend-merge-jobs-multiarch	0s
backend-merge-jobs-singlearch	0s
	5h 52m 9s

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