Labotel: Fix booking from room details

We were always opening the room details modal in book mode, but in the
room list we don't have any booking data (date, time, etc).

Author: ThiefMaster

labotel/indico_labotel/client/js/components/LabRenderer.jsx

@@ -7,7 +7,7 @@
 
 import PropTypes from 'prop-types';
 import React from 'react';
-import {useDispatch} from 'react-redux';
+import {useDispatch, useSelector} from 'react-redux';
 import {Item} from 'semantic-ui-react';
 
 import {actions as roomActions} from 'indico/modules/rb/common/rooms';
@@ -19,7 +19,12 @@ import './LabRenderer.module.scss';
 export default function LabItem({roomInstance, room}) {
   const {actions} = Slot.split(roomInstance.props.children);
   const dispatch = useDispatch();
-  const openRoomDetails = () => dispatch(roomActions.openRoomDetailsBook(room.id));
+  const pathname = useSelector(state => state.router.location.pathname);
+  const isBooking = pathname === '/book';
+  const openRoomDetails = () =>
+    dispatch(
+      isBooking ? roomActions.openRoomDetailsBook(room.id) : roomActions.openRoomDetails(room.id)
+    );
   return (
     <Item key={room.id} styleName="lab-item">
       <Item.Image