Add 'archive' tag to Eros-FE (#2141)

Author: dkhamsing

contents.json

@@ -26957,7 +26957,7 @@
       "tags": [
         "flutter",
         "dart",
-        "adult"
+        "adult", "archive"
       ],
       "screenshots": [
         "https://raw.githubusercontent.com/3003h/Eros-FE/master/screenshot/gallery1.png"