- Adds a executor for the Xtensa arch - Light sleep implemented with assembly, so we don't pull in the xtensa_lx crates (yet) - lock behind a nightly feature due to Xtensa asm support not upstream
- Adds a executor for the Xtensa arch - Light sleep implemented with assembly, so we don't pull in the xtensa_lx crates (yet) - lock behind a nightly feature due to Xtensa asm support not upstream