[llvm] [Github] Add some additional system packages (PR #119988)

[Tom Stellard via llvm-commits]

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@@ -56,7 +56,11 @@ RUN apt-get update && \
     ninja-build \
     nodejs \
     perl-modules \
-    python3-psutil
+    python3-psutil \
+    python3-pip \
+    ccache \
+    file \
+    tzdata
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tstellar wrote:

Can you add a comment explaining why these are needed.

https://github.com/llvm/llvm-project/pull/119988