Fix repository search (#15428)

Co-authored-by: zeripath <art27@cantab.net>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

web_src/js/index.js

@@ -3157,7 +3157,7 @@ function initVueComponents() {
     },
 
     mounted() {
-      this.searchRepos(this.reposFilter);
+      this.changeReposFilter(this.reposFilter);
       $(this.$el).find('.poping.up').popup();
       $(this.$el).find('.dropdown').dropdown();
       this.setCheckboxes();