♻️ Move from .vue files to Lucide for icons

src/components/substitution-list.vue

@@ -3,8 +3,7 @@ import { substitutions } from "../store";
 import { getSubstitutionText, getSubstitutionColor } from "../util";
 import { computed } from "vue";
 import InfoCard from "./info-card.vue";
-import BellOffIcon from "./icons/bell-off-icon.vue";
-import ClockIconBig from "./icons/clock-icon-big.vue";
+import { BellOffIcon, ClockIcon } from "lucide-vue-next";
 
 const props = defineProps({
   date: {
@@ -20,7 +19,7 @@ const substitutionsForDate = computed(() => {
 <template>
   <InfoCard
     v-show="typeof substitutionsForDate == 'undefined'"
-    :icon="ClockIconBig"
+    :icon="ClockIcon"
     :title="$t('infoCard.titles.loading')"
     :text="$t('infoCard.texts.loading')"
   />