[www-scripts] Clang Attribute Doc Update: ERROR

[root via www-scripts]

UPDATING LLVM SOURCES
HEAD is now at f4412c5 [BasicAA] Remove some intermediate variables (NFC)
>From https://github.com/llvm/llvm-project
 * branch            master     -> FETCH_HEAD
   f4412c5..3324fd8  master     -> origin/master
First, rewinding head to replay your work on top of it...
Fast-forwarded master to 3324fd8a7b1ab011513017ed8fd81e06928526d5.
/opt/tools/clangCLdoc_update.sh: line 44: cmake: command not found