Add changelog

CHANGELOG.md

@@ -7,7 +7,8 @@
 * Fix #6214: Java generator does not recognize fields in CRDs other than metadata, spec, and status
 
 #### Improvements
-* Fix #3069: added AdditionalPrinterColumn type annotation to completely specify additional printer columns
+* Fix #3069: (crd-generator) Add `@AdditionalPrinterColumn` to specify a printer column by JSON path.
+* Fix #6392: (crd-generator) Add `@AdditionalSelectableField` and `@SelectableField` to specify selectable fields.
 * Fix #5264: Remove deprecated `Config.errorMessages` field
 * Fix #6008: removing the optional dependency on bouncy castle
 * Fix #6407: sundrio builder-annotations is not available via bom import