Update with latest clr info (#2766)

doc/sphinx/source/buildlb.rst

@@ -25,7 +25,7 @@ packages and prerequisites:
 
    CentOS 7.4 64-bit, GCC 4.8, CMake 3.5.0, supported, ``wget zlib-devel ncurses-libs ncurses-devel patch diffutils gcc-c++ make git perl-Data-Dumper`` 
    Ubuntu 16.04 or 18.04 (LTS) 64-bit, Clang 3.9, CMake 3.5.1 + GNU Make, supported, ``build-essential cmake clang-3.9 clang-format-3.9 git curl zlib1g zlib1g-dev libtinfo-dev unzip autoconf automake libtool``
-   Clear Linux\* OS for Intel Architecture, Clang 5.0.1, CMake 3.10.2, experimental, bundles ``machine-learning-basic dev-utils python3-basic python-basic-dev``
+   Clear Linux\* OS for Intel® Architecture version 28880, Clang 8.0, CMake 3.14.2, experimental, bundles ``machine-learning-basic c-basic python-basic python-basic-dev dev-utils``
 
 Other configurations may work, but should be considered experimental with
 limited support. On Ubuntu 16.04 with gcc-5.4.0 or clang-3.9, for example, we