[llvm] [GitHub][CI] Add missing dependencies to code-lint container (PR #163873)

[Baranov Victor via llvm-commits]

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@@ -1,14 +1,18 @@
 ARG LLVM_VERSION=21.1.0
+ARG LLVM_VERSION_MAJOR=21
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vbvictor wrote:

So I think we can use `LLVM_VERSION_MAJOR` and leave a TODO once `Ubuntu-26.04` runners are available, which should have higher version of `Buildah` (`Ubuntu-25.04` has 1.39).

Another option is to move to `docker buildx` but I don't think we want it.

https://github.com/llvm/llvm-project/pull/163873