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/lib/desktop.ts

@@ -405,6 +405,8 @@ export const getAppSettingsFilePath = async () => {
   const testSettingsPath = await window.electron.getAppTestProperty(
     'TEST_SETTINGS_FILE_KEY'
   )
+  if (isTestEnv && !testSettingsPath) return SETTINGS_FILE_NAME
+
   const appConfig = await window.electron.getPath('appData')
   const fullPath = isTestEnv
     ? testSettingsPath