Auto merge of #112796 - Kobzol:ci-merge-msvc-cargo-tools, r=pietroalbini

CI: merge msvc cargo and tools jobs

The `x86_64-msvc-cargo` and `x86_64-msvc-tools` jobs both run for ~1 hour, but most of that time is actually spent in building LLVM and `rustc`, so I want to try merging them.
![image](https://github.com/rust-lang/rust/assets/4539057/8652fa2a-b8b7-41d0-8f16-555d31acd9a5)

Author: bors