Debounce loaders

[imp-dance]

Should allow for debouncing of the loader to the component:

const loader = createLoader({
   queries: (queryArg) => [...], 
   queriesArg: (props) => props.queryArg,
   debounce: 200,
})

const Component = withLoader((props, data) => {
   // Will only re-run query if props have not changed in 200ms
}, loader);

Blocked: The tests are currently failing for some reason. I've published a beta-release and manually tested the functionality on CodeSandbox, and it all seems to work fine, but my local tests fail because they for some reason can't resolve the React.useState in the new useDebounce hook used within withLoader.

[imp-dance]

For reference, one could achieve the same functionality today by doing something like this:

const loader = createLoader({
   queries: (arg) => {
      const debouncedArg = useDebounce(arg, 200);
      return [useQueryOne(debouncedArg.some_arg), useQueryTwo(debouncedArg.other_arg)] as const; 
   },
});

[imp-dance]

Have decided to leave this feature out for now. Might revisit it later.