Add Forms 13.5.0-rc and 15.2.0-rc release notes

Author: ronaldbarendse

13/umbraco-forms/release-notes.md

@@ -16,6 +16,11 @@ If you are upgrading to a new major version, you can find information about the
 
 This section contains the release notes for Umbraco Forms 13 including all changes for this version.
 
+### [13.5.0-rc](https://github.com/umbraco/Umbraco.Forms.Issues/issues?q=is%3Aissue+is%3Aclosed+label%3Arelease%2F13.5.0) (June 5th 2025)
+
+* Add 'Save and preview' button and dialog [#655](https://github.com/umbraco/Umbraco.Forms.Issues/issues/655)
+* Add minimum and maximum date settings to Date field type [#1357](https://github.com/umbraco/Umbraco.Forms.Issues/issues/1357)
+
 ### [13.4.2](https://github.com/umbraco/Umbraco.Forms.Issues/issues?q=is%3Aissue+is%3Aclosed+label%3Arelease%2F13.4.2) (May 13th 2025)
 
 * HTML encode submitted values in 'Send Email' workflow [GHSA-2qrj-g9hq-chph](https://github.com/umbraco/Umbraco.Forms.Issues/security/advisories/GHSA-2qrj-g9hq-chph)

15/umbraco-forms/release-notes.md

@@ -16,6 +16,11 @@ If you are upgrading to a new major version, you can find information about the
 
 This section contains the release notes for Umbraco Forms 15 including all changes for this version.
 
+### [15.2.0-rc](https://github.com/umbraco/Umbraco.Forms.Issues/issues?q=is%3Aissue+is%3Aclosed+label%3Arelease%2F15.2.0) (June 5th 2025)
+
+* Add 'Save and preview' button and dialog [#655](https://github.com/umbraco/Umbraco.Forms.Issues/issues/655)
+* Add minimum and maximum date settings to Date field type [#1357](https://github.com/umbraco/Umbraco.Forms.Issues/issues/1357)
+
 ### [15.1.2](https://github.com/umbraco/Umbraco.Forms.Issues/issues?q=is%3Aissue+is%3Aclosed+label%3Arelease%2F15.1.2) (May 13th 2025)
 
 * HTML encode submitted values in 'Send Email' workflow [GHSA-2qrj-g9hq-chph](https://github.com/umbraco/Umbraco.Forms.Issues/security/advisories/GHSA-2qrj-g9hq-chph)