Update heartbeat recovery max attempt expectation

server/src/__tests__/heartbeat-process-recovery.test.ts

@@ -726,7 +726,7 @@ describeEmbeddedPostgres("heartbeat orphaned process recovery", () => {
       returnOwnerAgentId: input.agentId,
       cause: input.cause ?? "stranded_assigned_issue",
       attemptCount: 1,
-      maxAttempts: 1,
+      maxAttempts: null,
     });
     expect(action.evidence).toMatchObject({
       sourceIssueId: input.issueId,