update cmake3.16 to 3.18 (#53288)

* update cmake3.16 to 3.18

* test

* Update Dockerfile.ubuntu

cmake/external/dlpack.cmake

@@ -17,6 +17,7 @@ include(ExternalProject)
 set(DLPACK_PREFIX_DIR ${THIRD_PARTY_PATH}/dlpack)
 
 set(DLPACK_REPOSITORY ${GIT_URL}/dmlc/dlpack.git)
+
 set(DLPACK_TAG v0.4)
 
 set(DLPACK_INCLUDE_DIR ${THIRD_PARTY_PATH}/dlpack/src/extern_dlpack/include)

tools/dockerfile/Dockerfile.ubuntu

@@ -42,8 +42,8 @@ RUN wget https://github.com/koalaman/shellcheck/releases/download/v0.7.1/shellch
 
 # install cmake
 WORKDIR /home
-RUN wget -q https://cmake.org/files/v3.16/cmake-3.16.0-Linux-x86_64.tar.gz && tar -zxvf cmake-3.16.0-Linux-x86_64.tar.gz && rm cmake-3.16.0-Linux-x86_64.tar.gz
-ENV PATH=/home/cmake-3.16.0-Linux-x86_64/bin:$PATH
+RUN wget -q https://cmake.org/files/v3.18/cmake-3.18.0-Linux-x86_64.tar.gz && tar -zxvf cmake-3.18.0-Linux-x86_64.tar.gz && rm cmake-3.18.0-Linux-x86_64.tar.gz
+ENV PATH=/home/cmake-3.18.0-Linux-x86_64/bin:$PATH
 
 # Install Python3.7
 RUN wget -q https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tgz && \

tools/dockerfile/Dockerfile.ubuntu18

@@ -50,8 +50,8 @@ ENV PATH=/usr/local/gcc-8.2/bin:$PATH
 
 # install cmake
 WORKDIR /home
-RUN wget -q https://cmake.org/files/v3.16/cmake-3.16.0-Linux-x86_64.tar.gz && tar -zxvf cmake-3.16.0-Linux-x86_64.tar.gz && rm cmake-3.16.0-Linux-x86_64.tar.gz
-ENV PATH=/home/cmake-3.16.0-Linux-x86_64/bin:$PATH
+RUN wget -q https://cmake.org/files/v3.18/cmake-3.18.0-Linux-x86_64.tar.gz && tar -zxvf cmake-3.18.0-Linux-x86_64.tar.gz && rm cmake-3.18.0-Linux-x86_64.tar.gz
+ENV PATH=/home/cmake-3.18.0-Linux-x86_64/bin:$PATH
 
 
 RUN apt-get update && \