docs: create typedoc theme and plugins for references (#5297)

* update typedoc and its plugins

* refactor existing typedoc configurations

* added new typedoc plugin and themes

* added more customization options

* added more customization options

* refactored doc-utils to a workspace

* fix tsconfig

* update README files

* remove comments

* revert type changes

* remove dependencies no longer needed

* removed modules action

docs-util/README.md

@@ -0,0 +1,3 @@
+# Docs Util Workspace
+
+All utility scripts and plugins used for documentation, such as generating documentation, are placed in this workspace.