fix: remove china and govclouds

Author: Shibo Xing

src/sagemaker/image_uri_config/pytorch.json

@@ -856,8 +856,6 @@
                     "ap-southeast-3": "907027046896",
                     "ap-southeast-4": "457447274322",
                     "ca-central-1": "763104351884",
-                    "cn-north-1": "727897471807",
-                    "cn-northwest-1": "727897471807",
                     "eu-central-1": "763104351884",
                     "eu-north-1": "763104351884",
                     "eu-west-1": "763104351884",
@@ -868,10 +866,6 @@
                     "sa-east-1": "763104351884",
                     "us-east-1": "763104351884",
                     "us-east-2": "763104351884",
-                    "us-gov-east-1": "446045086412",
-                    "us-gov-west-1": "442386744353",
-                    "us-iso-east-1": "886529160074",
-                    "us-isob-east-1": "094389454867",
                     "us-west-1": "763104351884",
                     "us-west-2": "763104351884"
                 },
@@ -946,8 +940,6 @@
                     "ap-southeast-3": "907027046896",
                     "ap-southeast-4": "457447274322",
                     "ca-central-1": "763104351884",
-                    "cn-north-1": "727897471807",
-                    "cn-northwest-1": "727897471807",
                     "eu-central-1": "763104351884",
                     "eu-central-2": "380420809688",
                     "eu-north-1": "763104351884",
@@ -960,10 +952,6 @@
                     "sa-east-1": "763104351884",
                     "us-east-1": "763104351884",
                     "us-east-2": "763104351884",
-                    "us-gov-east-1": "446045086412",
-                    "us-gov-west-1": "442386744353",
-                    "us-iso-east-1": "886529160074",
-                    "us-isob-east-1": "094389454867",
                     "us-west-1": "763104351884",
                     "us-west-2": "763104351884"
                 },
@@ -1772,8 +1760,6 @@
                     "ap-southeast-3": "907027046896",
                     "ap-southeast-4": "457447274322",
                     "ca-central-1": "763104351884",
-                    "cn-north-1": "727897471807",
-                    "cn-northwest-1": "727897471807",
                     "eu-central-1": "763104351884",
                     "eu-north-1": "763104351884",
                     "eu-west-1": "763104351884",
@@ -1784,10 +1770,6 @@
                     "sa-east-1": "763104351884",
                     "us-east-1": "763104351884",
                     "us-east-2": "763104351884",
-                    "us-gov-east-1": "446045086412",
-                    "us-gov-west-1": "442386744353",
-                    "us-iso-east-1": "886529160074",
-                    "us-isob-east-1": "094389454867",
                     "us-west-1": "763104351884",
                     "us-west-2": "763104351884"
                 },