Add repository x-ray usage tracking telemetry

What does this MR do and why?

Add repository x-ray usage tracking telemetry

The code creation group need measure success of Repository X-Ray feature to gauge changes introduced to this feature. This commit adds internal events tracking to repository x-ray report data being used

Resolves #439791 (closed)

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Before	After

How to set up and validate locally

1. Create X-Ray report record with via rails c with

project = Project.find_by_full_path("gitlab-org/gitlab-test")
FactoryBot.create(:xray_report, project: project, lang: 'ruby', payload: payload)

2. With configured code suggestion on your gdk trigger code generation

  curl -X POST -H "Content-Type: Application/json"  -H "Authorization: Bearer $GDK_API_TOKEN" http://gdk.test:3000/api/v4/code_suggestions/completions --data '{   "current_file": {
      "file_name": "utils.rb",
      "content_above_cursor": "# generate function that loads csv",
      "content_below_cursor": ""
    },
    "project_path": "gitlab-org/gitlab-test",
    "intent": "generation"
  }'

3. Check snowplow micro good events for "se_ac": "include_repository_xray_data_into_code_generation_prompt"