Bump tar from 6.1.11 to 6.2.1 in /qlkube #6149

Job	Run time
Preliminary configuration	5s
Build (instance-operator)	1m 12s
Build (tenant-operator)	18s
Build (bastion-operator)	1m 10s
Build (exam-agent)	1m 11s
Build (instmetrics)	1m 15s
Build (crownlabs-image-list)	26s
Build (delete-stale-instances)	18s
Build (frontend-app)	2m 28s
Build (qlkube)	40s
Build (tigervnc)	58s
Build (websockify)	37s
Build (content-downloader)	34s
Build (content-uploader)	28s
Build (ssh-bastion)	22s
Build (img-exporter)	18s
Trigger events upon /deploy-staging comment	0s
Create a new CrownLabs release	0s
Trigger events upon successful push to master	0s
	12m 20s

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