Remove opportunity specific code on Kanban (#11000)

In this PR:
- clean board from opportunity specific logic
- remove in place creation in board
- trigger creation in right drawer instead

packages/twenty-front/src/modules/activities/timeline-activities/rows/message/components/__stories__/EventCardMessage.stories.tsx

@@ -16,9 +16,7 @@ const meta: Meta<typeof EventCardMessage> = {
     SnackBarDecorator,
     (Story) => {
       return (
-        <TimelineActivityContext.Provider
-          value={{ labelIdentifierValue: 'Mock' }}
-        >
+        <TimelineActivityContext.Provider value={{ recordId: 'mock-id' }}>
           <Story />
         </TimelineActivityContext.Provider>
       );