fix(workflows-shared): increase timeout for multi-step test

The 'should increment step count for steps with the same name' test
runs 3 sequential step.do calls, which needs more headroom than
single-step tests on slow Windows CI runners. Bump its vi.waitUntil
timeout from 5s to 10s.

Author: petebacondarwin

packages/workflows-shared/tests/context.test.ts

@@ -224,14 +224,15 @@ describe("Context", () => {
 			}
 		);
 
+		// Needs extra headroom: 3 sequential step.do calls + cold DO startup on Windows
 		await vi.waitUntil(
 			async () => {
 				const logs = (await engineStub.readLogs()) as EngineLogs;
 				return logs.logs.some(
 					(val) => val.event === InstanceEvent.WORKFLOW_SUCCESS
 				);
 			},
-			{ timeout: 5000 }
+			{ timeout: 10000 }
 		);
 
 		expect(receivedContexts[0]).toMatchObject({