Fix typo in notificationcontroller services annotations

[serbixote]

Signed-off-by: Marco Davalos marco.davalosmantilla@ravelin.com

What this PR does / why we need it:

Fix typo in notificationcontroller services annotations.

Checklist

• [x] DCO signed
• [x] Chart Version bumped
• [x] helm-docs are updated
• [x] Helm chart is tested
• [x] Update artifacthub.io/changes in Chart.yaml
• [x] Run make reviewable

[dwerder]

LGTM Thanks @marco2704