Bearer token is getting printed without data masking

[vara2504]

Authentication bearer token is getting printed as such without mask. it will be great if get masked like password (secret)

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Steps to replicate

Use http output plugin with bearer token

Expected Behavior or What you need to ask

TOken should be print as xxxxxx masked.
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Using Fluentd and out_http plugin versions

• OS version
• Fluentd v0.12 or v0.14/v1.0
  • paste result of fluentd --version or td-agent --version
• out_http plugin 1.x.y or 0.x.y
  • paste boot log of fluentd or td-agent
  • paste result of fluent-gem list, td-agent-gem list or your Gemfile.lock
• Bear Metal or Within Docker or Kubernetes or others? (optional)