chore: sync managed files from governance template

[robinmordasiewicz]

Closes #1259

Synced managed files from f5-sales-demo/docs-control canonical source:

• .gitignore

[github-actions]

Super-linter summary

Language	Validation result
CHECKOV	Pass ✅
GITLEAKS	Pass ✅
GIT_MERGE_CONFLICT_MARKERS	Pass ✅
JSCPD	Pass ✅
SPELL_CODESPELL	Pass ✅
TRIVY	Pass ✅

All files and directories linted successfully

For more information, see the GitHub Actions workflow run

Powered by Super-linter

[robinmordasiewicz]

Antigravity workflow receipt

{
  "repository": "f5-sales-demo/docs-theme",
  "pull_request": 1260,
  "base_sha": "56528ceb3d166ab86183b7032bef5c419772d03e",
  "head_sha": "72d23aaf310bcf83785ffe728619d57a38647cec",
  "outcome": "success",
  "watcher_run_id": 32210642998
}