[www-scripts] Clang Attribute Doc Update: ERROR

[root via www-scripts]

UPDATING LLVM SOURCES
HEAD is now at 1756d67 [llvm][clang][mlir] Add checks for the return values from Target::createXXX to prevent protential null deref
>From https://github.com/llvm/llvm-project
 * branch            master     -> FETCH_HEAD
   1756d67..c2309ff  master     -> origin/master
First, rewinding head to replay your work on top of it...
Fast-forwarded master to c2309ff3d50c27cea4b338affb6fd6168c792f0e.
/opt/tools/clangCLdoc_update.sh: line 44: cmake: command not found