[llvm] [libc++] Tag PRs that modify libc++ workflows appropriately (PR #89798)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libcxx

Author: Louis Dionne (ldionne)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/89798.diff


1 Files Affected:

- (modified) .github/new-prs-labeler.yml (+1) 


``````````diff
diff --git a/.github/new-prs-labeler.yml b/.github/new-prs-labeler.yml
index 9cf64417d3cb2c..20344f7b64cd16 100644
--- a/.github/new-prs-labeler.yml
+++ b/.github/new-prs-labeler.yml
@@ -467,6 +467,7 @@ backend:m68k:
 
 libc++:
   - libcxx/**
+  - .github/workflows/libcxx-*
 
 libc++abi:
   - libcxxabi/**

``````````

</details>


https://github.com/llvm/llvm-project/pull/89798