Make sure some action pages don't get indexed

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

js/src/components/Participation/ParticipationWithAccount.vue

@@ -31,6 +31,7 @@ import { IEvent } from "@/types/event.model";
   metaInfo() {
     return {
       title: this.$t("Participation with account") as string,
+      meta: [{ name: "robots", content: "noindex" }],
     };
   },
 })

js/src/components/Participation/ParticipationWithoutAccount.vue

@@ -158,6 +158,7 @@ import { ApolloCache, FetchResult } from "@apollo/client/core";
   metaInfo() {
     return {
       title: this.$t("Participation without account") as string,
+      meta: [{ name: "robots", content: "noindex" }],
     };
   },
 })

js/src/components/Participation/UnloggedParticipation.vue

@@ -133,6 +133,7 @@ import RouteName from "../../router/name";
   metaInfo() {
     return {
       title: this.$t("Unlogged participation") as string,
+      meta: [{ name: "robots", content: "noindex" }],
     };
   },
 })