Fix nojs style issues
There are two issues fixed here:
1. The position of "{version}" and "[src]" spans.
2. The position of attributes (on top of functions)
Please note that these issues only happen if you have disabled javascript.
Before:

After:

In the last commit, I added a test to enforce the attributes position. I need to think how to enforce it for the spans but that can comes later on.
r? `@Nemo157`
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| .. | ||
| bootstrap | ||
| build_helper | ||
| ci | ||
| doc | ||
| etc | ||
| librustdoc | ||
| llvm-project@bbf96c9f18 | ||
| rustdoc-json-types | ||
| test | ||
| tools | ||
| README.md | ||
| stage0.txt | ||
| version | ||
This directory contains the source code of the rust project, including:
- The test suite
- The bootstrapping build system
- Various submodules for tools, like rustdoc, rls, etc.
For more information on how various parts of the compiler work, see the rustc dev guide.