* bump_dependencies.md: add nim-results dependency
* change imports stew/results to results
* switching to Nim 2.0.8
* waku.nimble: reflect the requirement nim 1.6.0 to 2.0.8
Adding --mm:refc as nim 2.0 enables a new garbage collector that we're
not yet ready to support
* adapt waku code to Nim 2.0
* gcsafe adaptations because Nim 2.0 is more strict
* Add allowOrigin configuration for wakunode and WakuRestServer
Update nim-presto to the latest master that contains middleware support
Rework Rest Server in waku to utilize chronos' and presto's new middleware design and added proper CORS handling.
Added cors tests and fixes
Co-authored-by: Ivan FB <128452529+Ivansete-status@users.noreply.github.com>
