Update Instant Config fallback config.

Sir Jenkins · Sir Jenkins · commit b0970b589adb · 2021-04-15T06:54:58.000Z
diff --git a/extensions/wikia/AdEngine3/src/fallback-config.json b/extensions/wikia/AdEngine3/src/fallback-config.json
@@ -1695,7 +1695,8 @@
                 "5664939279",
                 "5665857118",
                 "5665857244",
-                "5666587619"
+                "5666587619",
+                "5638843608"
             ]
         }
     ],
