message: Use 1.16.0 tag in release Dockerfile
diff: @@ -2,7 +2,7 @@ FROM centos:7
  MAINTAINER Dmitry Babokin <dmitry.y.babokin@intel.com>
  ARG REPO=ispc/ispc
  -ARG SHA=main
  +ARG SHA=v1.16.0
  ARG LLVM_VERSION=12.0
  ARG L0L_VER=1.2.3
  ARG VC_INTRINSICS_COMMIT_SHA="2d0795c6799d262a464e5e8b8f74b09dd3ec1054"
  