feat(client-iot): This release ease the restriction for the input of tag value to align with AWS standard, now instead of min length 1, we change it to min length 0.

Author: awstools

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

@@ -26628,7 +26628,7 @@
       "type": "string",
       "traits": {
         "smithy.api#length": {
-          "min": 1,
+          "min": 0,
           "max": 256
         }
       }