Align the second registry fixture with the package-local probe boundary

Carry the existing downstream probe import and partial mock, preserving all original exports and readiness assertions. All 112 affected server tests pass. The other prerequisites and readiness branch already have this exact test blob, so no shipping or downstream source changes are needed.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

server/src/__tests__/adapter-registry.test.ts

@@ -1,4 +1,4 @@
-import { probeAcpxClaudeInstallation, probeAcpxPiInstallation } from "@paperclipai/paperclip-runner/live";
+import { probeAcpxClaudeInstallation, probeAcpxPiInstallation } from "../vendor/paperclip-runner/index.js";
 import { describe, expect, it, beforeEach, afterEach, vi } from "vitest";
 import { buildSandboxNpmInstallCommand } from "@paperclipai/adapter-utils";
 import type { ServerAdapterModule } from "../adapters/index.js";
@@ -17,7 +17,8 @@ import {
   setOverridePaused,
 } from "../adapters/registry.js";
 
-vi.mock("@paperclipai/paperclip-runner/live", () => ({
+vi.mock("../vendor/paperclip-runner/index.js", async (importOriginal) => ({
+  ...await importOriginal<typeof import("../vendor/paperclip-runner/index.js")>(),
   probeAcpxClaudeInstallation: vi.fn(async () => undefined),
   probeAcpxGrokInstallation: vi.fn(async () => undefined),
   probeAcpxPiInstallation: vi.fn(async () => undefined),