Update 60-70.md (#36200)

Author: virokalu

aspnetcore/migration/60-70.md

@@ -6,7 +6,7 @@ ms.author: wpickett
 ms.date: 10/14/2022
 uid: migration/60-to-70
 ---
-# Migrate from ASP.NET Core in .NET 6 .NET 7
+# Migrate from ASP.NET Core in .NET 6 to .NET 7
 
 This article explains how to update an existing ASP.NET Core in .NET 6 project to .NET 7.