Correct syntax for bs-callout-info

Author: fredden

src/cloud/release-notes/cloud-release-archive.md

@@ -498,7 +498,7 @@ The ece-tools version 2002.0.11 is required for 2.2.4 compatibility.
 
 ## v2002.0.9
 
-{.bs-callout-info}
+{:.bs-callout-info}
 You must [upgrade the {{site.data.var.ece}} metapackage]({{ site.baseurl }}/cloud/project/project-upgrade-parent.html) to get this and all future updates.
 
 -  {:.new}<!-- MAGECLOUD-1086 -->**ece-tools**—The `{{site.data.var.ct}}` package now supports {{site.data.var.ee}} 2.1.x.

src/guides/v2.3/howdoi/checkout/checkout_order.md

@@ -113,7 +113,7 @@ In this file, add the following:
 
 ## Step 4: Deploy static content and clean cache
 
-{.bs-callout-info}
+{:.bs-callout-info}
 These commands are for production mode. They are not necessary when in developer mode.
 
 1. Deploy static content:

src/guides/v2.4/config-guide/mq/aws-mq.md

@@ -36,7 +36,7 @@ where:
 *  `user`—The username value entered when creating the AWS MQ broker
 *  `password`—The password value entered when creating the AWS MQ broker
 
-{.bs-callout-info}
+{:.bs-callout-info}
 Amazon MQ supports TLS connections only. Peer verification is not supported.
 
 After editing the `env.php` file, run the following command to finish the setup: