[www-scripts] Clang Attribute Doc Update: ERROR

[root via www-scripts]

UPDATING LLVM SOURCES
HEAD is now at 3324fd8 [libunwind] Delete unused handlerNotFound in unwind_phase1
>From https://github.com/llvm/llvm-project
 * branch            master     -> FETCH_HEAD
Current branch master is up to date.
/opt/tools/clangCLdoc_update.sh: line 44: cmake: command not found