[llvm] [Github] Install `llvm-tools` in libc container (PR #210414)

[Aiden Grossman via llvm-commits]

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@@ -45,6 +45,8 @@ RUN wget https://apt.llvm.org/llvm.sh && \
     sudo ./llvm.sh 23 && \
     rm llvm.sh
 
+RUN apt-get install -y llvm-23-tools
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boomanaiden154 wrote:

Add a comment on why this is needed.

https://github.com/llvm/llvm-project/pull/210414