Adding release notes for 170.0.33 (#552)

* Adding release notes for 170.0.33

* fixing a typo

Author: llali

release-notes/Microsoft.SqlPackage/170/170.0.33-preview.md

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+# Release Notes
+
+## Microsoft.SqlPackage 170.0.33-preview
+
+This update brings the below changes over the previous release:
+
+### Added
+
+### Fixed
+* Optimized the query for getting table size estimate.
+
+### Changed

release-notes/Microsoft.SqlServer.DacFx/170/170.0.33-preview.md

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+# Release Notes
+
+## Microsoft.SqlServer.DacFx 170.0.33-preview
+
+This update brings the below changes over the previous release:
+
+### Breaking Change
+* Updated the public key in the DLLs included in this package. This change is crucial for enhancing the security and integrity of our assembly but may cause breaking changes in your C# applications.
+* Removed support for .NET Standard.
+* Dropped support for .NET 6 
+
+### Added
+
+### Fixed
+* Optimized the query for getting table size estimate.
+* Fixed the SDK issue when default SSDT target is not present on machine.
+* Fixed the SDK issue with unpacking a dacpac with external reference.
+* Fixed an issue with build warnings duplicated with code analysis.
+
+### Changed
+* Updated .Net SDK to 8.0.405
+* Added readme to nuget package