Fix clang warnings

[yeahdongcn]

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/home/xiaodongye/ws/ggml/llama.cpp/ggml/src/ggml-cuda/template-instances/../common.cuh:246:39: warning: '&&' within '||' [-Wlogical-op-parentheses]
    return GGML_CUDA_CC_IS_NVIDIA(cc) && ggml_cuda_highest_compiled_arch(cc) >= GGML_CUDA_CC_VOLTA ||
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~
/home/xiaodongye/ws/ggml/llama.cpp/ggml/src/ggml-cuda/template-instances/../common.cuh:246:39: note: place parentheses around the '&&' expression to silence this warning
    return GGML_CUDA_CC_IS_NVIDIA(cc) && ggml_cuda_highest_compiled_arch(cc) >= GGML_CUDA_CC_VOLTA ||
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/xiaodongye/ws/ggml/llama.cpp/ggml/src/ggml-cuda/template-instances/../common.cuh:253:39: warning: '&&' within '||' [-Wlogical-op-parentheses]
    return GGML_CUDA_CC_IS_NVIDIA(cc) && cc >= GGML_CUDA_CC_VOLTA ||
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~
/home/xiaodongye/ws/ggml/llama.cpp/ggml/src/ggml-cuda/template-instances/../common.cuh:253:39: note: place parentheses around the '&&' expression to silence this warning
    return GGML_CUDA_CC_IS_NVIDIA(cc) && cc >= GGML_CUDA_CC_VOLTA ||
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

I also made some minor changes to align the code style in checking cc.

Testing Done

• musa cmake build