Update troubleshoot-rest-api.md

Author: v-akarnase

articles/hdinsight/hbase/troubleshoot-rest-api.md

@@ -16,7 +16,7 @@ Using Apache HBase REST interface to query a table under a namespace other than
 
 ## Cause
 
-HBase REST API is only supported when using the default namespace. This is a known issue with regards to use HBase namespaces or making calls that refer to specific GETs on columns with column families with REST server on HDInsight. This is because of a security issue with HDInsight Gateway. When using the API to create a table with a namespace, accessing columns via column families, you need specify the `:` character, which is considered a security problem in the IIS Gateway module.
+HBase REST API is only supported when using the default namespace. This is a known issue with regard to use HBase namespaces or making calls that refer to specific GETs on columns with column families with REST server on HDInsight. This is because of a security issue with HDInsight Gateway. When using the API to create a table with a namespace, accessing columns via column families, you need specify the `:` character, which is considered a security problem in the IIS Gateway module.
 
 ## Mitigation