refactor!: repo cleanup (#2650)

- Move cmake files to dedicated cmake folder
- Move scattered python files to `scripts/` folder
- Update CMakeLists.txt to reflect changes
* feat(scripts): add README to folder

cmake/async-logger.cmake

@@ -0,0 +1,12 @@
+include(FetchContent)
+
+message("AsyncLogger")
+FetchContent_Declare(
+    AsyncLogger
+    GIT_REPOSITORY https://github.com/Yimura/AsyncLogger.git
+    GIT_TAG v0.0.6
+    GIT_PROGRESS TRUE
+)
+FetchContent_MakeAvailable(AsyncLogger)
+
+set_property(TARGET AsyncLogger PROPERTY CXX_STANDARD 23)