Auto merge of #107767 - matthiaskrgr:rollup-9m1qfso, r=matthiaskrgr

Rollup of 8 pull requests

Successful merges:

 - #100599 (Add compiler error E0523 long description and test)
 - #107471 (rustdoc: do not include empty default-settings tag in HTML)
 - #107555 (Modify existing bounds if they exist)
 - #107662 (Turn projections into copies in CopyProp.)
 - #107695 (Add test for Future inflating arg size to 3x )
 - #107700 (Run the tools builder on all PRs)
 - #107706 (Mark 'atomic_mut_ptr' methods const)
 - #107709 (Fix problem noticed in PR106859 with char -> u8 suggestion)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup