Update date and correct wording in release notes

Author: chrisda

defender-office-365/defender-for-office-365-whats-new.md

@@ -8,7 +8,7 @@ author: chrisda
 ms.author: chrisda
 manager: orspodek
 ms.localizationpriority: medium
-ms.date: 7/25/2025
+ms.date: 08/28/2025
 audience: ITPro
 ms.collection:
   - m365-security
@@ -41,7 +41,7 @@ For more information on what's new with other Microsoft Defender security produc
 
 ## Aug 2025
 
-- SecOps can now dispute Microsoft’s verdict on previously submitted emails or URLs when they believe the result is incorrect. Disputing an item links back to the original submission and triggers a reevaluation with full context and audit history. [Learn more](submissions-admin.md).
+- SecOps can now dispute Microsoft's verdict on previously submitted email or URLs when they believe the result is incorrect. Disputing an item links back to the original submission and triggers a reevaluation with full context and audit history. [Learn more](submissions-admin.md).
 
 ## July 2025