nilo19: Add v0.6.0 release note.

JobBuild
383
09-01 07:48
unknown
09-01 07:48
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pull-cloud-provider-azure-e2e 1300990689206603776 1300981377545539584 1300970179332673537 1300783126343061507 1300702217317126145 1300702092662411270
pull-cloud-provider-azure-e2e-ccm 1300990689206603777 1300970179332673536 1300783126347255808 1300702217317126147 1300702092662411269
pull-cloud-provider-azure-e2e-ccm-vmss-basic-lb 1300990689206603779 1300702217317126144 1300702092662411268
pull-cloud-provider-azure-unit 1300990689206603778 1300702217317126146 1300702092666605568