aws-kendra: update link and conform to the style guide (#13320)

pages/common/aws-kendra.md

@@ -1,11 +1,11 @@
 # aws kendra
 
 > CLI for AWS Kendra.
-> More information: <https://docs.aws.amazon.com/cli/latest/reference/kendra/index.html>.
+> More information: <https://awscli.amazonaws.com/v2/documentation/api/latest/reference/kendra/index.html>.
 
 - Create an index:
 
-`aws kendra create-index --name {{name}} --role-arn {{role-arn}}`
+`aws kendra create-index --name {{name}} --role-arn {{role_arn}}`
 
 - List indexes:
 
@@ -13,7 +13,7 @@
 
 - Describe an index:
 
-`aws kendra describe-index --id {{index-id}}`
+`aws kendra describe-index --id {{index_id}}`
 
 - List data sources:
 
@@ -21,8 +21,8 @@
 
 - Describe a data source:
 
-`aws kendra describe-data-source --id {{data-source-id}}`
+`aws kendra describe-data-source --id {{data_source_id}}`
 
 - List search queries:
 
-`aws kendra list-query-suggestions --index-id {{index-id}} --query-text {{query-text}}`
+`aws kendra list-query-suggestions --index-id {{index_id}} --query-text {{query_text}}`