🐛 Fix double spacer if teacher is changed

src/views/TimetableView.vue

@@ -67,8 +67,8 @@ function isCancelled(substitution) {
             <!-- Teacher changed -->
             <span class="info" v-if="isChanged(lesson, 'teacher')">
               <s>{{ lesson.teacher }}</s>
-              {{ lesson.substitution.change.teacher }},
+              {{ lesson.substitution.change.teacher }}</span
-            </span>
+            >
             <span class="info" v-else> {{ lesson.teacher }}</span>
             <!-- Room changed -->
             <span class="info" v-if="isChanged(lesson, 'room')"