chore(tests): fix flaky livechat test (RocketChat#37470)

Author: rodrigok

apps/meteor/tests/end-to-end/api/livechat/00-rooms.ts

@@ -2624,10 +2624,10 @@ describe('LIVECHAT - rooms', () => {
 				room = await createLivechatRoom(visitor.token);
 			});
 			after(async () => {
-				await updateSetting('Livechat_Routing_Method', 'Auto_Selection');
-
 				await deleteVisitor(visitor._id);
 				await closeOmnichannelRoom(room._id);
+
+				await updateSetting('Livechat_Routing_Method', 'Auto_Selection');
 			});
 			it('should not allow users to update room info without serving the chat or having "save-others-livechat-room-info" permission', async () => {
 				await request

apps/meteor/tests/end-to-end/api/livechat/01-agents.ts

@@ -530,30 +530,31 @@ describe('LIVECHAT - Agents', () => {
 			room = await createLivechatRoom(visitor.token);
 		});
 		after(async () => {
-			await deleteVisitor(visitor.token);
 			await closeOmnichannelRoom(room._id);
+			await deleteVisitor(visitor.token);
 		});
 		it('should fail when token in url params is not valid', async () => {
 			await request.get(api(`livechat/agent.next/invalid-token`)).expect(400);
 		});
 		it('should return success when visitor with token has an open room', async () => {
 			await request.get(api(`livechat/agent.next/${visitor.token}`)).expect(200);
 		});
-		describe('with manual selection', () => {
-			before(async () => {
-				await updateSetting('Livechat_Routing_Method', 'Manual_Selection');
-			});
-			after(async () => {
-				await updateSetting('Livechat_Routing_Method', 'Auto_Selection');
-			});
-			it('should fail if theres no open room for visitor and algo is manual selection', async () => {
-				const visitor = await createVisitor();
 
-				await request.get(api(`livechat/agent.next/${visitor.token}`)).expect(400);
-			});
+		// TODO: test cases when algo is Auto_Selection
+	});
+
+	describe('livechat/agent.next/:token - with manual selection', () => {
+		before(async () => {
+			await updateSetting('Livechat_Routing_Method', 'Manual_Selection');
+		});
+		after(async () => {
+			await updateSetting('Livechat_Routing_Method', 'Auto_Selection');
 		});
+		it('should fail if theres no open room for visitor and algo is manual selection', async () => {
+			const visitor = await createVisitor();
 
-		// TODO: test cases when algo is Auto_Selection
+			await request.get(api(`livechat/agent.next/${visitor.token}`)).expect(400);
+		});
 	});
 
 	describe('livechat/agent.status', () => {