[BEAM-11104] Add self-checkpointing to CHANGES.md (#17612)
[BEAM-11104] Add self-checkpointing to CHANGES.md (#17612)


lukecwik/incubator-beam,apache/beam,lukecwik/incubator-beam,apache/beam,chamikaramj/beam,lukecwik/incubator-beam,chamikaramj/beam,chamikaramj/beam,lukecwik/incubator-beam,apache/beam,apache/beam,apache/beam,chamikaramj/beam,lukecwik/incubator-beam,chamikaramj/beam,lukecwik/incubator-beam,chamikaramj/beam,lukecwik/incubator-beam,apache/beam,chamikaramj/beam,chamikaramj/beam,lukecwik/incubator-beam,apache/beam,lukecwik/incubator-beam,chamikaramj/beam,lukecwik/incubator-beam,chamikaramj/beam,apache/beam,apache/beam,apache/beam,apache/beam