Only one format works for dates. (#11202)

The separator must be a `/`

docs/Compiler Breaking Changes - DotNet 8.md

@@ -3,7 +3,7 @@ title: Razor compiler breaking changes since .NET 8
 description: Learn about any breaking changes since the initial release of .NET 8.
 author: rick-anderson
 ms.author: riande
-ms.date: 11-12-2024
+ms.date: 11/12/2024
 ---
 # Breaking changes in Razor after .NET 8.0.100 through .NET 9.0.100
 

docs/Compiler Breaking Changes - DotNet 9.md

@@ -3,7 +3,7 @@ title: Razor compiler breaking changes since .NET 9
 description: Learn about any breaking changes since the initial release of .NET 9.
 author: rick-anderson
 ms.author: riande
-ms.date: 11-12-2024
+ms.date: 11/12/2024
 ---
 # Breaking changes in Razor after .NET 9.0.100 through .NET 10.0.100