message: Update Dockerfile
  Linux changed to rocky and ncurses changed to
diff: ARG LLVM_VERSION=12.0
  -FROM centos:8 AS llvm_only
  +FROM rockylinux:8 AS llvm_only
  MAINTAINER Dmitry Babokin <dmitry.y.babokin@intel.com>
  SHELL ["/bin/bash", "-c"]
  @@ -21,7 +21,7 @@ RUN dnf -y --enablerepo=powertools install libstdc++-static zlib-static && \
  dnf clean -y all
  # Ncurses for g++ --static -lcurses -ltinfo. Despite setting --enable-overwrite it doesn't link(only static not linked?) libncurses as libcurses so symlinked manually
  -RUN git clone https://github.com/ThomasDickey/ncurses-snapshots.git --depth=1 && cd ncurses-snapshots && ./configure --with-termlib --with-libtool --with-libtool-opts=-static --enable-static --enable-overwrite && make -j8 && make install && \
  +RUN git clone https://github.com/ThomasDickey/ncurses-snapshots.git --depth=1 --branch=v6_3 && cd ncurses-snapshots && ./configure --with-termlib --with-libtool --with-libtool-opts=-static --enable-static --enable-overwrite && make -j8 && make install && \
  ln -s /usr/lib/libncurses.a /usr/lib/libcurses.a && ln -s /usr/lib/libncurses++.a /usr/lib/libcurses++.a
  # Download and install required version of cmake (3.14 for x86, 3.20 for aarch64, as earlier versions are not available as binary distribution) for ISPC build
  