Dynamic Script Components

[makspll]

Summary

• The ability for scripts to add their own custom queryable components
• The ability to insert arbitrary data on these, perhaps even set schema

Tasks

• [x] Add dynamic components and ability to register them
• [x] Querying
• [ ] Adding dynamic components to global type cache
• [ ] Required components (blocked by https://github.com/bevyengine/bevy/issues/18420)

[Peepo-Juice]

Could we also allow adding hooks?