Miscellaneous lint fixes: move watch & mounted properties; apply automatic fixes (#12791)

* commit lint's automatic fixes

* move watch and mounted properties as advised in lint warnings

website/client/src/components/challenges/challengeDetail.vue

@@ -384,16 +384,6 @@ export default {
       memberResults: [],
     };
   },
-  watch: {
-    'challenge.name': {
-      handler (newVal) {
-        this.$store.dispatch('common:setTitle', {
-          section: this.$t('challenge'),
-          subSection: newVal.name,
-        });
-      },
-    },
-  },
   computed: {
     ...mapState({ user: 'user.data' }),
     isMember () {
@@ -410,6 +400,16 @@ export default {
       return !this.isMember;
     },
   },
+  watch: {
+    'challenge.name': {
+      handler (newVal) {
+        this.$store.dispatch('common:setTitle', {
+          section: this.$t('challenge'),
+          subSection: newVal.name,
+        });
+      },
+    },
+  },
   mounted () {
     if (!this.searchId) this.searchId = this.challengeId;
     if (!this.challenge._id) this.loadChallenge();