Merge pull request kubernetes#2873 from apelisse/patch-3

KEP-555: Update SSA Kep to implemented!

Author: k8s-ci-robot

keps/sig-api-machinery/555-server-side-apply/kep.yaml

@@ -1,6 +1,9 @@
 title: Apply
 kep-number: 555
 authors:
+  - "@apelisse"
+  - "@jefftree"
+  - "@kwiesmueller"
   - "@lavalamp"
   - "@tkashem"
 owning-sig: sig-api-machinery
@@ -17,7 +20,7 @@ prr-approvers:
 editor: TBD
 creation-date: 2018-03-28
 last-updated: 2021-09-21
-status: implementable
+status: implemented
 see-also:
   - n/a
 replaces: