Changelog #352

#23573, #23572 bump rustc_lexer and handle forced keywords (k#).

#23228 add ThinMap, a map that uses ThinVec when the length is small (saves 38 MB on self).

#23534 (first contribution) fix push diagnostics.

#23495 fix a panic on by projection types.

#23562 don’t complete f(*&val).

#23586 fix lowering of yield in async gen.

#23588 use macOS 15 runners and bump deployment target.

#23577 remove InferenceResult.error_ty.

#23576 bump rowan.