fix: Fix version for setuptools and grpcio-tools. Remove cudnn 8 installation (#7331)

Author: krishung5

build.py

@@ -1082,9 +1082,9 @@ def create_dockerfile_linux(
 """
     if "tensorrtllm" in backends:
         df += """
-# Remove TRT contents that are not needed in runtime
-RUN apt-get update && apt-get install -y libcudnn8-dev && ldconfig
 
+RUN ldconfig
+# Remove contents that are not needed in runtime
 RUN ARCH="$(uname -i)" \\
       && rm -fr ${TRT_ROOT}/bin ${TRT_ROOT}/targets/${ARCH}-linux-gnu/bin ${TRT_ROOT}/data \\
       && rm -fr  ${TRT_ROOT}/doc ${TRT_ROOT}/onnx_graphsurgeon ${TRT_ROOT}/python \\
@@ -1094,10 +1094,14 @@ def create_dockerfile_linux(
 RUN python3 -m pip install --upgrade pip \\
       && pip3 install transformers
 
-# Install TensorRT-LLM
+# ldconfig for TRT-LLM
 RUN find /usr -name libtensorrt_llm.so -exec dirname {} \; > /etc/ld.so.conf.d/tensorrt-llm.conf
 RUN find /opt/tritonserver -name libtritonserver.so -exec dirname {} \; > /etc/ld.so.conf.d/triton-tensorrtllm-worker.conf
 
+# Setuptools has breaking changes in version 70.0.0, so fix it to 69.5.1
+# The generated code in grpc_service_pb2_grpc.py depends on grpcio>=1.64.0, so fix it to 1.64.0
+RUN pip3 install setuptools==69.5.1 grpcio-tools==1.64.0
+
 ENV LD_LIBRARY_PATH=/usr/local/tensorrt/lib/:/opt/tritonserver/backends/tensorrtllm:$LD_LIBRARY_PATH
 """
     with open(os.path.join(ddir, dockerfile_name), "w") as dfile: