Reapply "More aggressive using of cache on engine settings changes" (#4736)

* Reapply "More aggressive using of cache on engine settings changes (#4691)" (#4729)

This reverts commit 3f1f40eeba.

* Add a utility to get all the current values from the settings object

* Use an XState selector to get the latest settings snapshot for WASM

---------

Co-authored-by: Frank Noirot <frank@kittycad.io>

src/lib/testHelpers.ts

@@ -112,9 +112,6 @@ export async function executor(
     makeDefaultPlanes: () => {
       return new Promise((resolve) => resolve(defaultPlanes))
     },
-    modifyGrid: (hidden: boolean) => {
-      return new Promise((resolve) => resolve())
-    },
   })
 
   return new Promise((resolve) => {