Fixing trailing whitespace in input files

Author: madeline-underwood

content/learning-paths/servers-and-cloud-computing/cca-device-attach/_index.md

@@ -1,6 +1,6 @@
 ---
 title: Explore secure device attach in Arm CCA Realms
-  
+
 minutes_to_complete: 90
 
 who_is_this_for: This is an advanced topic for developers who want to understand how Arm CCA Realms interact with I/O devices using VirtIO, bounce buffers, and secure device attach mechanisms.
@@ -15,7 +15,7 @@ learning_objectives:
 prerequisites:
     - An AArch64 or x86_64 computer running Linux or macOS. You can also use a cloud instance from one of these [Arm cloud service providers](/learning-paths/servers-and-cloud-computing/csp/).
     - Completion of [Get Started with CCA Attestation and Veraison](/learning-paths/servers-and-cloud-computing/cca-veraison) Learning Path
-    - Completion of the [Run an application in a Realm using the Arm Confidential Computing Architecture (CCA)](/learning-paths/servers-and-cloud-computing/cca-container/) Learning Path                             
+    - Completion of the [Run an application in a Realm using the Arm Confidential Computing Architecture (CCA)](/learning-paths/servers-and-cloud-computing/cca-container/) Learning Path
     - Completion of the [Run an end-to-end Attestation Flow](/learning-paths/servers-and-cloud-computing/cca-essentials/) Learning Path
 
 author: Arnaud de Grandmaison