Add PaddlePaddle dependency in docker file (apache#8742)

docker/Dockerfile.ci_cpu

@@ -126,3 +126,7 @@ RUN bash /install/ubuntu_install_vela.sh
 
 # Update PATH
 ENV PATH /opt/arm/gcc-arm-none-eabi/bin:$PATH
+
+# PaddlePaddle deps
+COPY install/ubuntu_install_paddle.sh /install/ubuntu_install_paddle.sh
+RUN bash /install/ubuntu_install_paddle.sh

docker/Dockerfile.ci_gpu

@@ -86,6 +86,9 @@ RUN bash /install/ubuntu_install_dgl.sh
 COPY install/ubuntu_install_vulkan.sh /install/ubuntu_install_vulkan.sh
 RUN bash /install/ubuntu_install_vulkan.sh
 
+COPY install/ubuntu_install_paddle.sh /install/ubuntu_install_paddle.sh
+RUN bash /install/ubuntu_install_paddle.sh
+
 # Rust env (build early; takes a while)
 COPY install/ubuntu_install_rust.sh /install/ubuntu_install_rust.sh
 RUN bash /install/ubuntu_install_rust.sh

docker/install/ubuntu_install_paddle.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+set -e
+set -u
+set -o pipefail
+
+pip install paddlepaddle==2.1.2