Reloader applies imports more than once

I have the following method in my `HyperComponent.rb`

```ruby
def self.decorate(decorator)
imports `decorator(#{self.to_n})`
end
```

```ruby
class AccountForm < HyperComponent
decorate `Mui.withStyles(styles, { withTheme: true })`

# snip
end
```

I use this inside of components to deceore them with higher order components. Whenever the reloader reloads the component, it applies the import again, resulting in very large trees.

First render:

After 10 reloads: