core: also ignore notfound error redirects

packages/hydrooj/package.json

@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "2.33.0",
+    "version": "2.33.1",
     "bin": "bin/hydrooj.js",
     "main": "src/loader",
     "module": "src/loader",

packages/hydrooj/src/service/server.ts

@@ -651,7 +651,7 @@ export class Handler extends HandlerCommon {
             logger.error(`User: ${this.user._id}(${this.user.uname}) Path: ${this.request.path}`, error.msg(), error.params);
             if (error.stack) logger.error(error.stack);
         }
-        if (this.user?._id === 0 && !(error instanceof LoginError)) {
+        if (this.user?._id === 0 && !(error instanceof LoginError) && !(error instanceof NotFoundError)) {
             this.response.redirect = this.url('user_login', { query: { redirect: this.request.path + this.ctx.search } });
         } else {
             this.response.status = error instanceof UserFacingError ? error.code : 500;