[all-commits] [llvm/llvm-project] 6768a3: [Github] Add libcxx docs to CI (#69828)

[Aiden Grossman via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6768a3d4318455dd61029ebbd3015b1748f1e603
      https://github.com/llvm/llvm-project/commit/6768a3d4318455dd61029ebbd3015b1748f1e603
  Author: Aiden Grossman <agrossman154 at yahoo.com>
  Date:   2023-10-23 (Mon, 23 Oct 2023)

  Changed paths:
    M .github/workflows/docs.yml

  Log Message:
  -----------
  [Github] Add libcxx docs to CI (#69828)

This patch adds a step to the documentation Github action to build the
libc++ docs if they have changed. This enables easily diagnosing build
failures/warnings in PRs.