[BUG] the chart creates a duplicate security context under certain conditions

[wy100101]

Describe the bug
the forecastle chart creates a duplicate security context when you set .Values.forecastle.deployment.securityContext resulting in an invalid manifest.

To Reproduce
helm deploy forecastle with securityContext set under .Values.forecastle.deployment.securityContext will result in the following error:
Helm install failed for release forecastle/forecastle with chart [email protected]: error while running post render on files: map[string]interface {}(nil): yaml: unmarshal errors:
line 46: mapping key "securityContext" already defined at line 35

Expected behavior
A clean helm install

Screenshots
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Environment

• Operator Version:
• Kubernetes/OpenShift Version: EKS

Additional context
Add any other context about the problem here.

[bnallapeta]

@wy100101 Ack. Will work on it.

[karl-johan-grahn]

The issue can be reproduced with helm template.

Unit test could be added with d3adb5/helm-unittest-action. Example tests: https://github.com/d3adb5/helm-unittest-action/blob/master/example-chart/tests/example_test.yaml