docs: update CHANGELOG.md for v3.7.0-rc3 (argoproj#14604)

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: isubasinghe <[email protected]>

Author: github-actions[bot]

CHANGELOG.md

@@ -1,5 +1,22 @@
 # Changelog
 
+## v3.7.0-rc3 (2025-06-25)
+
+Full Changelog: [v3.7.0-rc2...v3.7.0-rc3](https://github.com/argoproj/argo-workflows/compare/v3.7.0-rc2...v3.7.0-rc3)
+
+### Selected Changes
+
+* [e0a0f2856](https://github.com/argoproj/argo-workflows/commit/e0a0f2856ba6e8a49b1ea28b15d50d39f3106125) fix: restore the CRDs to install.yaml (#14599)
+* [b81e8c9fc](https://github.com/argoproj/argo-workflows/commit/b81e8c9fc04667eb973e05a8f4aace7ee81e0f1a) fix: retry forevever on task result creation related transient errors. Fixes #14560 (#14555)
+
+<details><summary><h3>Contributors</h3></summary>
+
+* Alan Clucas
+* Isitha Subasinghe
+* isubasinghe
+
+</details>
+
 ## v3.7.0-rc2 (2025-06-23)
 
 Full Changelog: [v3.7.0-rc1...v3.7.0-rc2](https://github.com/argoproj/argo-workflows/compare/v3.7.0-rc1...v3.7.0-rc2)