Update Coverage docker (#43078)

tools/dockerfile/ci_dockerfile.sh

@@ -38,7 +38,7 @@ function make_ubuntu_dockerfile(){
     ENV PATH=/usr/local/gcc-8.2/bin:\$PATH #g" ${dockerfile_name}
   sed -i "s#bash /build_scripts/install_nccl2.sh#wget -q --no-proxy https://nccl2-deb.cdn.bcebos.com/nccl-repo-ubuntu1604-2.7.8-ga-cuda10.1_1-1_amd64.deb \\
     RUN dpkg -i nccl-repo-ubuntu1604-2.7.8-ga-cuda10.1_1-1_amd64.deb \\
-    RUN apt update \&\& apt remove -y libnccl* --allow-change-held-packages \&\&  apt-get install -y libnccl2=2.7.8-1+cuda10.1 libnccl-dev=2.7.8-1+cuda10.1 pigz --allow-change-held-packages #g" ${dockerfile_name}
+    RUN apt remove -y libnccl* --allow-change-held-packages \&\&  apt-get install -y libnccl2=2.7.8-1+cuda10.1 libnccl-dev=2.7.8-1+cuda10.1 pigz --allow-change-held-packages #g" ${dockerfile_name}
 }