Fix broken prod feature flags (#324)

Author: kddejong

assets/featureFlag/prod.json

@@ -16,7 +16,6 @@
         "ca-central-1",
         "ca-west-1",
         "sa-east-1",
-        "mx-central-1",
         "eu-north-1",
         "eu-west-1",
         "eu-west-2",
@@ -26,7 +25,6 @@
         "eu-south-1",
         "eu-south-2",
         "ap-east-1",
-        "ap-east-2",
         "ap-south-1",
         "ap-south-2",
         "ap-northeast-1",
@@ -36,8 +34,6 @@
         "ap-southeast-2",
         "ap-southeast-3",
         "ap-southeast-4",
-        "ap-southeast-5",
-        "ap-southeast-7",
         "me-south-1",
         "me-central-1",
         "af-south-1",