Refactor team name formatting and update version to 1.8.6

tests/auth-endpoints.spec.ts

@@ -83,6 +83,7 @@ describe('Auth API Endpoints', () => {
   afterEach(() => {
     delete process.env.NODE_ENV
     delete process.env.APP_ENV
+    delete process.env.DEBUG
     delete process.env.NUXT_PUBLIC_BASE_URL
     delete process.env.PASSWORD_RESET_TTL_MIN
   })
@@ -282,6 +283,7 @@ describe('Auth API Endpoints', () => {
     it('benachrichtigt in Testumgebung nicht die Vorstand-Empfänger', async () => {
       process.env.NODE_ENV = 'production'
       process.env.APP_ENV = 'test'
+      delete process.env.DEBUG
 
       const event = createEvent()
       mockSuccessReadBody({