Compute any new Workspace version from APP_VERSION (#10893)

# Introduction
We want any new activated workspace to be filled with a version equal to
the current `APP_VERSION`
Please note that in a workspace lifecycle this operation will be run
only once, discussed with @charlesBochet in front of `3 fois plus de
piments`

Going straightforward in this PR in order to release asap
Started et will continue to implem new integrations regarding `SignUp`
and `ActivateWorkspace` happy and expections path in
https://github.com/twentyhq/twenty/tree/prastoin-new-workspace-has-version-integrations-tests

packages/twenty-server/src/engine/core-modules/workspace/services/workspace.service.ts

@@ -271,9 +271,12 @@ export class WorkspaceService extends TypeOrmQueryService<Workspace> {
     });
     await this.userWorkspaceService.createWorkspaceMember(workspace.id, user);
 
+    const appVersion = this.environmentService.get('APP_VERSION') ?? null;
+
     await this.workspaceRepository.update(workspace.id, {
       displayName: data.displayName,
       activationStatus: WorkspaceActivationStatus.ACTIVE,
+      version: appVersion,
     });
 
     return await this.workspaceRepository.findOneBy({