build(cloud): move unset default builder to usage

Signed-off-by: David Karlsson <35727626+dvdksn@users.noreply.github.com>

content/build/cloud/faq.md

@@ -25,15 +25,6 @@ For more information, refer to:
 - [`docker buildx build --secret`](/engine/reference/commandline/buildx_build/#secret)
 - [`docker buildx build --ssh`](/engine/reference/commandline/buildx_build/#ssh)
 
-### How do I unset Docker Build Cloud as the default builder?
-
-If you've set a cloud builder as the default builder and want to revert to using the
-default `docker` builder, run the following command:
-
-```console
-$ docker context use default
-```
-
 ### How do I manage the build cache with Docker Build Cloud?
 
 You don't need to manage the builder's cache manually. The system manages it

content/build/cloud/usage.md

@@ -130,3 +130,16 @@ Teams using a shared builder get access to information such as:
 This lets you and your team work collaboratively on troubleshooting and
 improving build speeds, without having to send build logs and benchmarks back
 and forth between each other.
+
+## Unset Docker Build Cloud as the default builder
+
+If you've set a cloud builder as the default builder
+and want to revert to the default `docker` builder,
+run the following command:
+
+```console
+$ docker context use default
+```
+
+This doesn't remove the builder from your system.
+It only changes the builder that's automatically selected to run your builds.