Fix playwright mental model, don't make me psycho, thanks (#5680)

* Fix flakey tests with new toolbar.exitSketch

* tsc && lint && fmt

* Disable pw electron thing again

* Unfrig Playwright-Electron a ton; fix another ton of flakes.

* More deflaky

* Fix a ton of tests and playwright related hell

* Run jess's magic incantation to build rust kcl things

* yarn tsc

* yarn lint

* yarn fmt

* Remove double logs

* Revert to old settings spreads momentarily

* Expect error *in the fixtureSetup*, does not circumvent typechecking for regular usage

* Fix unit tests

src/lang/std/engineConnection.ts

@@ -1914,7 +1914,7 @@ export class EngineCommandManager extends EventTarget {
 
       this.engineConnection?.tearDown(opts)
 
-      // Our window.tearDown assignment causes this case to happen which is
+      // Our window.engineCommandManager.tearDown assignment causes this case to happen which is
       // only really for tests.
       // @ts-ignore
     } else if (this.engineCommandManager?.engineConnection) {