break some command examples for clarity

Author: skyrpex

content/en/user-guide/aws/codeartifact/index.md

@@ -125,7 +125,8 @@ The following output is displayed:
 You can use [DescribeRepository](https://docs.aws.amazon.com/codeartifact/latest/APIReference/API_DescribeRepository.html), [UpdateRepository](https://docs.aws.amazon.com/codeartifact/latest/APIReference/API_UpdateRepository.html), and [DeleteRepository](https://docs.aws.amazon.com/codeartifact/latest/APIReference/API_DeleteRepository.html) to manage repositories.
 
 {{< command >}}
-$ awslocal codeartifact describe-repository --domain demo-domain --repository demo-repo
+$ awslocal codeartifact describe-repository --domain demo-domain \
+    --repository demo-repo
 {{< /command >}}
 
 The following output is displayed:
@@ -196,7 +197,8 @@ The following output is displayed:
 Repositories can be associated with external connections using [AssociateExternalConnection](https://docs.aws.amazon.com/codeartifact/latest/APIReference/API_AssociateExternalConnection.html) and [DisassociateExternalConnection](https://docs.aws.amazon.com/codeartifact/latest/APIReference/API_DisassociateExternalConnection.html).
 
 {{< command >}}
-$ awslocal codeartifact associate-external-connection --domain demo-domain --repository demo-repo \
+$ awslocal codeartifact associate-external-connection --domain demo-domain \
+    --repository demo-repo \
     --external-connection "public:npmjs"
 {{< /command >}}