Rename computed property

aleksis/apps/chronos/frontend/components/SubstitutionOverview.vue

@@ -37,7 +37,7 @@ import {
         hide-details
         :placeholder="$t('chronos.substitutions.overview.filter.groups')"
         :loading="$apollo.queries.groups.loading"
-        :value="currentObj"
+        :value="currentGroup"
         @input="changeSelection"
         @click:clear="changeSelection"
       />
@@ -138,7 +138,7 @@ export default {
         objId: this.objId ? Number(this.objId) : null,
       };
     },
-    currentObj() {
+    currentGroup() {
       return this.groups.find((o) => o.id === this.objId);
     },
   },