Auto merge of #140165 - ChrisDenton:rollup-on2dpr5, r=ChrisDenton

Rollup of 8 pull requests

Successful merges:

 - #139617 (Use posix_spawn on cygwin)
 - #139921 (improve diagnostic for raw pointer field access with ->)
 - #140031 (compiletest: Fix deadline bugs in new executor)
 - #140072 (handle function alignment in miri)
 - #140104 (Fix auto diff failing on inherent impl blocks)
 - #140124 (Update books)
 - #140144 (Handle another negated literal in `eat_token_lit`.)
 - #140149 (test_nan: ensure the NAN contant is quiet)

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