Update unit test, re-enable cypress tests

client/cypress/integration/frontend/rooms/room-page.spec.js

@@ -243,7 +243,7 @@ describe('The Room Page', () => {
     cy.getByDataCy('add-room-entry-modal').should('exist');
   });
 
-  it.only('changes class while on room page', () => {
+  it('changes class while on room page', () => {
     const {me} = MeQuery;
     const otherClass = {
       id: btoa('SchoolClassNode:34'),

server/rooms/tests/test_room_entry_mutations.py

@@ -172,7 +172,7 @@ mutation AddRoomEntry($input: AddRoomEntryInput!){
         # room = graphene.ID(required=True)
         room_entry = {
             'title': 'Bad Actor!',
-            'room': self.room.graphql_id
+            'slug': self.room.slug
         }
 
         result = self.get_client(self.yet_another_user).execute(mutation, variables={