feat: jfrog plugin + helm upload handler

[jakobmoellerdev]

What this PR does / why we need it

Implements a JFrog Plugin that contains an uploader that is able to upload to JFrog Helm Chart Repositories (different from OCI).

Example Reference Upload configuration:

- type: credentials.config.ocm.software
  consumers:
  - identity:
      type: JFrogHelm
      hostname: int.repositories.cloud.sap
    credentials:
    - type: Credentials/v1
      properties:
        username: "your-user-here"
        password: "your-token-here"
- type: uploader.ocm.config.ocm.software
  registrations:
  - name: plugin/jfrog/JFrogHelm
    artifactType: helmChart
    priority: 200
    config:
      type: JFrogHelm/v1alpha1
      url: "your-artifactory-url-here"
      repository: "your-repository-here"

Which issue(s) this PR fixes

fix #1116

[Skarlso]

Initial review before starting to play around with this.