nit: removed extra line breaks

docs/release-notes/v0.28.0.md

@@ -26,15 +26,11 @@ Radius installations now support custom certificates to allow Radius to operate
 
 Contributing to the Radius project and want to know that your code is fully tested? Our new testing experience makes it easy to easily fork, PR, and make your first commit! Radius now leverages GitHub environments and integrated status checks to make sure that community contributions are good to go. All you need to do is submit your PR and our testing infrastructure will take care of the rest.
 
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-## Breaking changes
-
 ## New contributors
 
 * @mouuii made their first contribution in https://github.com/radius-project/radius/pull/6788
 * @lechnerc77 made their first contribution in https://github.com/radius-project/radius/pull/6905
 
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 ## Upgrading to Radius v0.28.0
 
 During our preview stage, an upgrade to Radius v0.28.0 requires a full reinstallation of the Radius control-plane, rad CLI, and all Radius apps. Stay tuned for an in-place upgrade path in the future.
@@ -100,7 +96,7 @@ During our preview stage, an upgrade to Radius v0.28.0 requires a full reinstall
 * Workflow for tests approvals using environments and workflow_run by @vinayada1 in https://github.com/radius-project/radius/pull/6796
 * Use github checks API to report test status by @vinayada1 in https://github.com/radius-project/radius/pull/6807
 * Adding names to the etag unit tests by @ytimocin in https://github.com/radius-project/radius/pull/6886
-* add workflow run trigger to build and run functional tests by @vinayada1 in https://github.com/radius-project/radius/pull/6891
+* Add workflow run trigger to build and run functional tests by @vinayada1 in https://github.com/radius-project/radius/pull/6891
 * Add actions/checkout by @vinayada1 in https://github.com/radius-project/radius/pull/6892
 * Add resource group to some object formats by @rynowak in https://github.com/radius-project/radius/pull/6894
 * Logs and some test changes to help debug test failure in Test_CLI_Delete by @vinayada1 in https://github.com/radius-project/radius/pull/6881