Fixing file names

Author: ozahran7

learn-pr/device-partner-university/copilot-office-applications/2-enable-copilot-in-microsoft-365-apps.yml

@@ -10,4 +10,4 @@ metadata:
   ms.topic: unit
 durationInMinutes: 3
 content: |
-  [!include[](includes/2-enabling-copilot-in-microsoft-365-apps.md)]
+  [!include[](includes/2-enable-copilot-in-microsoft-365-apps.md)]

learn-pr/device-partner-university/copilot-office-applications/index.yml

@@ -37,7 +37,7 @@ products:
   - m365
 units:
   - learn.dpu.copilot-office-applications.introduction
-  - learn.dpu.copilot-office-applications.enabling-copilot-in-microsoft-365-apps
+  - learn.dpu.copilot-office-applications.enable-copilot-in-microsoft-365-apps
   - learn.dpu.copilot-office-applications.copilot-in-word
   - learn.dpu.copilot-office-applications.copilot-in-powerpoint
   - learn.dpu.copilot-office-applications.copilot-in-excel