Update aws-iam.md

Resolves #39

Author: Haarolean

configuration/authentication/aws-iam.md

@@ -28,7 +28,7 @@ docker run -p 8080:8080 \
     -e KAFKA_CLUSTERS_0_PROPERTIES_SECURITY_PROTOCOL=SASL_SSL \
     -e KAFKA_CLUSTERS_0_PROPERTIES_SASL_MECHANISM=AWS_MSK_IAM \
     -e KAFKA_CLUSTERS_0_PROPERTIES_SASL_CLIENT_CALLBACK_HANDLER_CLASS=software.amazon.msk.auth.iam.IAMClientCallbackHandler \
-    -e KAFKA_CLUSTERS_0_PROPERTIES_SASL_JAAS_CONFIG=software.amazon.msk.auth.iam.IAMLoginModule required awsProfileName="<PROFILE_NAME>"; \
+    -e KAFKA_CLUSTERS_0_PROPERTIES_SASL_JAAS_CONFIG='software.amazon.msk.auth.iam.IAMLoginModule required awsProfileName="<PROFILE_NAME>";' \
     -d ghcr.io/kafbat/kafka-ui 
 ```