feat: 修改作者信息显示，替换bio为motto以优化用户展示

Author: Sunwuyuan

src/components/project/ProjectInfoCard.vue

@@ -14,7 +14,7 @@
         </v-avatar>
         <div class="project-info__author-text">
           <span class="project-info__author-name">{{ author.display_name }}</span>
-          <span v-if="author.bio" class="project-info__author-bio">{{ author.bio }}</span>
+          <span v-if="author.motto" class="project-info__author-motto">{{ author.motto }}</span>
         </div>
       </router-link>
       <div
@@ -288,7 +288,7 @@ export default {
   text-overflow: ellipsis;
   white-space: nowrap;
 }
-.project-info__author-bio {
+.project-info__author-motto {
   font-size: 0.85rem;
   opacity: 0.5;
   line-height: 1.35;