feat(client-codebuild): Remove redundant validation check.

Author: awstools

codegen/sdk-codegen/aws-models/codebuild.json

@@ -4597,12 +4597,7 @@
       }
     },
     "com.amazonaws.codebuild#FleetCapacity": {
-      "type": "integer",
-      "traits": {
-        "smithy.api#range": {
-          "min": 1
-        }
-      }
+      "type": "integer"
     },
     "com.amazonaws.codebuild#FleetContextCode": {
       "type": "enum",