Apply suggestion from @mrgrain

Author: mrgrain

packages/aws-cdk-lib/alexa-ask/.jsiirc.json

@@ -4,7 +4,7 @@
       "package": "software.amazon.awscdk.alexa.ask"
     },
     "dotnet": {
-      "namespace": "Amazon.CDK.Alexa.ASK"
+      "namespace": "Amazon.CDK.Alexa.Ask"
     },
     "python": {
       "module": "aws_cdk.alexa_ask"