Assorted cleanup, minor bug fixes, styling fixes, eslint rules (#5165

* fix: Logic error in toast
fix: Remove useless component

* fix: Logout not clearing all stores

* Add icons to notification settings

* Add eslint rule to enforce spaced comment

* Add eslint rule for arrow-body-style

* Add eslint rule to enforce self-closing components

* Add menu to api key settings
Fix: Deleting webhook subscription does not remove from UI
Split webhook subscriptions into active and inactive
Styling updates

app/scenes/Settings/Zapier.tsx

@@ -21,7 +21,7 @@ function Zapier() {
           type="module"
           src="https://cdn.zapier.com/packages/partner-sdk/v0/zapier-elements/zapier-elements.esm.js"
           key="zapier-js"
-        ></script>
+        />
         <link
           rel="stylesheet"
           href="https://cdn.zapier.com/packages/partner-sdk/v0/zapier-elements/zapier-elements.css"