[bitnami/mlflow] Apply tpl to ingress hostname, external S3 and DB host

[kimminw00]

Description of the change

• Ingress hostname is now rendered with common.tplvalues.render anywhere it is referenced in ingress.yaml and ingress-tls-secrets.yaml.
• External S3 bucket value is rendered via common.tplvalues.render in the S3 helper.
• External database host is rendered via common.tplvalues.render in the DB helper.

Benefits

• Enhanced Flexibility
  Allows for dynamic configuration of resource names (e.g., hostnames, buckets) using Go template syntax like {{ .Release.Name }} instead of static values.

• Improved Chart Reusability
  Enables deploying the same chart across multiple environments (e.g., dev, staging) from a single configuration without causing naming collisions.

Checklist

• Chart version bumped in Chart.yaml according to semver. This is not necessary when the changes only affect README.md files.
• Variables are documented in the values.yaml and added to the README.md using readme-generator-for-helm
• Title of the pull request follows this pattern [bitnami/<name_of_the_chart>] Descriptive title
• All commits signed off and in agreement of Developer Certificate of Origin (DCO)

[kimminw00]

Any updates on this issue?

[github-actions]

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