Create 170.64.0.md (#143)

Signed-off-by: Zi Chen <[email protected]>

Author: zijchen

release-notes/170/170.64.0.md

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+# Release Notes
+
+## Microsoft.SqlServer.TransactSql.ScriptDom 170.64.0
+This update brings the below changes over the previous release:
+
+### Target Platform Support
+
+* .NET Framework 4.7.2 (Windows x86, Windows x64)
+* .NET 8 (Windows x86, Windows x64, Linux, macOS)
+* .NET Standard 2.0+ (Windows x86, Windows x64, Linux, macOS)
+
+### Dependencies
+* Updates.NET SDK to latest patch version 8.0.411
+
+#### .NET Framework
+#### .NET Core
+
+### New Features
+* Adds support for `MANUAL_CUTOVER` and `PERFORM_CUTOVER` in `ALTER DATABASE` options.
+* Adds supports for `ORDER` clause on nonclustered columnstore indexes.
+
+### Fixed
+
+### Changes
+* Updated Fabric DW syntax to better match the definition for identity columns.
+
+### Known Issues