9449: feat: Emit test names in `Run test` runnables if they come from a macro expansion r=matklad a=Veykril Fixes #8964 Before:  After:  Basically when a macro emits more than one test we name the test functions/modules name in the runnable instead to not emit a bunch of equally named `Run Test` annotations which don't really tell much. Note that the `Run fibonacci_test Tests` line is below the attributes due to the fact that the function name span is being reused for the generated module in rstest's expansion. Co-authored-by: Lukas Wirth <lukastw97@gmail.com>
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