refactor(cypress): remove plugins file

Part-of: <https://dev.funkwhale.audio/funkwhale/funkwhale/-/merge_requests/1795>

front/cypress.config.ts

@@ -3,11 +3,10 @@ import { defineConfig } from 'cypress'
 export default defineConfig({
   chromeWebSecurity: false,
   e2e: {
-    // We've imported your old cypress plugins here.
-    // You may want to clean this up later by importing these.
-    setupNodeEvents(on, config) {
-      return require('./cypress/plugins/index.js')(on, config)
-    },
-    baseUrl: 'https://demo.funkwhale.audio',
-  },
+    // NOTE: Set up plugins
+    // setupNodeEvents (on, config) {
+    //
+    // },
+    baseUrl: 'https://demo.funkwhale.audio'
+  }
 })