Bug Description

Failing to render helm template when objectSelector.matchExpressions is not empty:

Helm upgrade failed for release kube-system/aws-load-balancer-controller
      with chart aws-load-balancer-controller@1.16.0: YAML parse error on aws-load-balancer-controller/templates/webhook.yaml:
      error converting YAML to JSON: yaml: line 74: did not find expected key'

Steps to Reproduce

• Step-by-step guide to reproduce the bug:

  • Update values.yaml with following:

    +clusterName: test
     objectSelector:
         matchExpressions:
    +      - key: key
    +        operator: In
    +        values:
    +        - value

  • Run helm template .

Expected Behavior
Template rendered successfully

Actual Behavior
Template rendering fails

Regression
Was the functionality working correctly in a previous version ? Yes
If yes, specify the last version where it worked as expected - < v1.15.0

Current Workarounds

Environment
N/A

Possible Solution (Optional)

Contribution Intention (Optional)

• Yes, I'm willing to submit a PR to fix this issue
• No, I cannot work on a PR at this time

Additional Context