fix(front): remove cache-only for ABOUT GraphQL details on homepage

Otherwise this doesn't show the title of the instance when going back

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

js/src/views/HomeView.vue

@@ -236,9 +236,7 @@ const { result: aboutConfigResult } = useQuery<{
     IConfig,
     "name" | "description" | "slogan" | "registrationsOpen"
   >;
-}>(ABOUT, undefined, {
-  fetchPolicy: "cache-only",
-});
+}>(ABOUT);
 
 const config = computed(() => aboutConfigResult.value?.config);