[release/v7.5] Add v7.5.3 Changelog (#26015)

Co-authored-by: Justin Chung <124807742+jshigetomi@users.noreply.github.com>

CHANGELOG/7.5.md

@@ -1,5 +1,47 @@
 # 7.5 Changelog
 
+## [7.5.3]
+
+### General Cmdlet Updates and Fixes
+
+- Fix `Out-GridView` by replacing the use of obsolete `BinaryFormatter` with custom implementation. (#25559)
+- Remove `OnDeserialized` and `Serializable` attributes from `Microsoft.Management.UI.Internal` project (#25831)
+- Make the interface `IDeepCloneable` internal (#25830)
+
+### Tools
+
+- Add CodeQL suppressions (#25972)
+
+### Tests
+
+- Fix updatable help test for new content (#25944)
+
+### Build and Packaging Improvements
+
+<details>
+
+<summary>
+
+<p>Update to .NET SDK 9.0.304</p>
+
+</summary>
+
+<ul>
+<li>Make logical template name consistent between pipelines (#25991)</li>
+<li>Update container images to use mcr.microsoft.com for Linux and Azure Linux (#25986)</li>
+<li>Add build to vPack Pipeline (#25975)</li>
+<li>Remove AsyncSDL from Pipelines Toggle Official/NonOfficial Runs (#25964)</li>
+<li>Update branch for release (#25942)</li>
+</ul>
+
+</details>
+
+### Documentation and Help Content
+
+- Fix typo in CHANGELOG for script filename suggestion (#25963)
+
+[7.5.3]: https://github.com/PowerShell/PowerShell/compare/v7.5.2...v7.5.3
+
 ## [7.5.2] - 2025-06-24
 
 ### Engine Updates and Fixes
@@ -41,7 +83,6 @@
 
 [7.5.2]: https://github.com/PowerShell/PowerShell/compare/v7.5.1...v7.5.2
 
-
 ## [7.5.1]
 
 ### Engine Updates and Fixes