Update mirror status

manifest.json

@@ -5,6 +5,10 @@
     "test.7z": {
       "size": 901855490,
       "sha256": "787d5578d2f37c7e52e86e09a13c7495c824010a0f239afa896bde6869755b1a"
+    },
+    "val.7z": {
+      "size": 889151115,
+      "sha256": "4b443b5a94e3f812644c6f08938e42025f3a41160c88bb5bc57ac73ddf22ff66"
     }
   }
 }