reports/scorecard: rm scope.json to enable auto-discovery

[justaugustus]

Follow-up from #12, fixes https://github.com/bloomberg/.github/actions/runs/13666767888/job/38209486218:

Run ossf/scorecard-monitor@a3a9c4cfa0684480ec5f86fa178fc22c4394b69e
  with:
    scope: reports/scorecard/scope.json
    database: reports/scorecard/database.json
    report: reports/scorecard/report.md
    auto-commit: false
    auto-push: false
    generate-issue: true
    github-token: ***
    discovery-enabled: true
    discovery-orgs: bloomberg
    issue-title: OpenSSF Scorecard Report Updated!
    report-start-tag: <!-- OPENSSF-SCORECARD-MONITOR:START -->
    report-end-tag: <!-- OPENSSF-SCORECARD-MONITOR:END -->
    max-request-in-parallel: 10
    render-badge: false
    report-tool: scorecard-visualizer
  env:
    ORG_LIST: bloomberg
    TARGET_BRANCH: main
  
Checking if scope file exists...
Starting discovery for the organizations bloomberg...
/home/runner/work/_actions/ossf/scorecard-monitor/a3a9c4cfa0684480ec5f86fa178fc22c4394b69e/dist/index.js:47222
      newReposInScope = organizationRepos[org].filter(repo => !scope[platform][org].included.includes(repo) && !scope[platform][org].excluded.includes(repo))
                                                                                             ^
TypeError: Cannot read properties of undefined (reading 'includes')
    at /home/runner/work/_actions/ossf/scorecard-monitor/a3a9c4cfa0684480ec5f86fa178fc22c4394b69e/dist/index.js:47222:94
    at Array.filter (<anonymous>)
    at generateScope (/home/runner/work/_actions/ossf/scorecard-monitor/a3a9c4cfa0684480ec5f86fa178fc22c4394b69e/dist/index.js:47222:48)
    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)
    at async run (/home/runner/work/_actions/ossf/scorecard-monitor/a3a9c4cfa0684480ec5f86fa178fc22c4394b69e/dist/index.js:49456:13)
Node.js v20.18.0