downgrade flashinfer and triton

Author: Jyothirmaikottu

vllm/arm64/gpu/Dockerfile.arm64

@@ -51,7 +51,7 @@ RUN uv pip install --no-cache-dir -U \
     ${TORCHAUDIO_URL}
 
 RUN uv pip install pytorch_triton==3.3.1 \
-    --extra-index-url https://download.pytorch.org/whl/pytorch-triton/ 
+     --extra-index-url https://download.pytorch.org/whl/nightly/pytorch-triton/
 
 ##############################################################################
 FROM base AS build-base