Rollup of 14 pull requests

[Centril]

Successful merges:

• Implement DoubleEndedIterator for iter::{StepBy, Peekable, Take} #61457 (Implement DoubleEndedIterator for iter::{StepBy, Peekable, Take})
• Add {IoSlice, IoSliceMut}::advance #62987 (Add {IoSlice, IoSliceMut}::advance)
• Remove special code-path for handing unknown tokens #63017 (Remove special code-path for handing unknown tokens)
• Always error on SizeOverflow during mir evaluation #63152 (Always error on SizeOverflow during mir evaluation)
• Explaining the reason why validation is performed in to_str of path.rs #63184 (Explaining the reason why validation is performed in to_str of path.rs)
• diagnostics: Describe crate root modules in DefKind::Mod as "crate" #63250 (diagnostics: Describe crate root modules in DefKind::Mod as "crate")
• Add tests for some issues #63259 (Add tests for some issues)
• fix UB in a test #63260 (fix UB in a test)
• Revert "Rollup merge of #62696 - chocol4te:fix_#62194, r=estebank" #63264 (Revert "Rollup merge of Check that trait is exported or public before adding hint #62696 - chocol4te:fix_#62194, r=estebank")
• Some more libsyntax::attr cleanup #63272 (Some more libsyntax::attr cleanup)
• Remove leftover AwaitOrigin #63285 (Remove leftover AwaitOrigin)
• Don't store &Span #63287 (Don't store &Span)
• improve align_offset docs #63295 (improve align_offset docs)
• Make qualify consts in_projection use PlaceRef #63299 (Make qualify consts in_projection use PlaceRef)

Failed merges:

r? @ghost