misc: remove codestar service (#1387)

Author: lauzadis

.changes/7f10bd72-16d1-40eb-ac49-e598e4b5a264.json

@@ -0,0 +1,5 @@
+{
+    "id": "7f10bd72-16d1-40eb-ac49-e598e4b5a264",
+    "type": "misc",
+    "description": "Remove Codestar service"
+}

codegen/aws-sdk-codegen/src/test/kotlin/aws/sdk/kotlin/codegen/EndpointUrlConfigNamesTest.kt

@@ -338,11 +338,6 @@ private const val TEST_SUITE_JSON = """
     "services_section_name": "codepipeline",
     "service_envvar_name": "AWS_ENDPOINT_URL_CODEPIPELINE"
   },
-  {
-    "service_id": "CodeStar",
-    "services_section_name": "codestar",
-    "service_envvar_name": "AWS_ENDPOINT_URL_CODESTAR"
-  },
   {
     "service_id": "CodeStar connections",
     "services_section_name": "codestar_connections",
@@ -1730,7 +1725,6 @@ private const val JAVA_CLIENT_NAMES_JSON = """
   "IoT Events": "IotEventsClient",
   "WAF Regional": "WafRegionalClient",
   "WAF": "WafClient",
-  "CodeStar": "CodeStarClient",
   "ManagedBlockchain": "ManagedBlockchainClient",
   "SSO OIDC": "SsoOidcClient",
   "Budgets": "BudgetsClient",