[sourcemation/elastic] Change default TLS to false (only for APM)

[radkolba-lp]

Before you start

• I have searched for similar feature requests
• I have tested with the latest chart version
• I have considered backward compatibility
• I am willing to submit a PR for this feature

Chart name and version, if applicable

sourcemation/elastic-0.2.0

Short feature description

Default TLS for APM should be disabled

Implementation Details

• Changes to values.yaml
• New templates required
• Modifications to existing templates
• Documentation updates
• Breaking changes expected

Use Case description

istio demo - tracing are not showing because of it

Additional Context

xpack.fleet.agentPolicies:
- name: Agent Service Policy on ECK
id: eck-services
namespace: default
...
- name: eck-services-apm
id: eck-services-apm
package:
name: apm
inputs:
- type: apm
enabled: true
vars:
...
- name: tls_enabled
value: 'true'

change to false

[radkolba-lp]

it is in templates/kibana.yaml