Merge branch 'gcp-fix-storage-cm' into 'master'

Mikhail Piatliou (EPAM)requested to merge
cherry-pick-ddd8cb28 into release/0.15

Storage service account in cm [GONRG-5316]

See merge request !517 (merged)

(cherry picked from commit ddd8cb28)

1f5d541d GONRG-5316: added storage service account in cm

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