AWS Security Token Service Update: Update endpoint ruleset parameters casing

Author: AWS

.changes/next-release/feature-AWSSecurityTokenService-0650929.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "AWS Security Token Service",
+    "contributor": "",
+    "description": "Update endpoint ruleset parameters casing"
+}

services/sts/src/main/resources/codegen-resources/endpoint-rule-set.json

@@ -5,34 +5,34 @@
             "builtIn": "AWS::Region",
             "required": false,
             "documentation": "The AWS region used to dispatch the request.",
-            "type": "String"
+            "type": "string"
         },
         "UseDualStack": {
             "builtIn": "AWS::UseDualStack",
             "required": true,
             "default": false,
             "documentation": "When true, use the dual-stack endpoint. If the configured endpoint does not support dual-stack, dispatching the request MAY return an error.",
-            "type": "Boolean"
+            "type": "boolean"
         },
         "UseFIPS": {
             "builtIn": "AWS::UseFIPS",
             "required": true,
             "default": false,
             "documentation": "When true, send this request to the FIPS-compliant regional endpoint. If the configured endpoint does not have a FIPS compliant endpoint, dispatching the request will return an error.",
-            "type": "Boolean"
+            "type": "boolean"
         },
         "Endpoint": {
             "builtIn": "SDK::Endpoint",
             "required": false,
             "documentation": "Override the endpoint used to send this request",
-            "type": "String"
+            "type": "string"
         },
         "UseGlobalEndpoint": {
             "builtIn": "AWS::STS::UseGlobalEndpoint",
             "required": true,
             "default": false,
             "documentation": "Whether the global endpoint should be used, rather then the regional endpoint for us-east-1.",
-            "type": "Boolean"
+            "type": "boolean"
         }
     },
     "rules": [