fix(readme): replace dead revenueholdings.dev footer link with live suite hub

[Coding-Dev-Tools]

Sync commit 5f7a7e0 from local master into a PR to preserve before machine decommission.

[chatgpt-codex-connector]

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[github-actions]

🤖 Automated Code Review

✅ Ruff Lint — No issues

⚠️ Ruff Format — Formatting needed

unformatted: File would be reformatted
 --> conftest.py:2:1
  |
1 | """pytest configuration — add project src to Python path and skip rate limits."""
2 +
3 | import os
  |

unformatted: File would be reformatted
   --> src/apiauth/cli.py:28:1
    |
27  | except ImportError:
28  +
29  |     def require_license(tool):
30  |         def decorator(func):
31  |             return func
32  +
33  |         return decorator
34  |
35  +
36  | console = Console()
--------------------------------------------------------------------------------
344 |     if expiry_days:
    -         expiry = (
    -             dt.datetime.now(dt.timezone.utc) + dt.timedelta(days=expiry_days)
    -         ).isoformat()[:23] + "Z"
345 +         expiry = (dt.datetime.now(dt.timezone.utc) + dt.timedelta(days=expiry_days)).isoformat()[:23] + "Z"
346 |
--------------------------------------------------------------------------------
439 |         prefix = _make_env_prefix(k)

✅ Secret Detection — Clean

✅ Large Files — Within limits

📊 Diff Stats — 1 file(s) changed

 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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Verdict: ⚠️ Warnings — Lint/format issues found. Recommend fixing before merge.

Automated by Coding-Dev-Tools/.github reusable workflow.