qemu: end the agent job in qemuDomainSetTimeAgent

This function grabs an agent job but ends a monitor job.
End the agent job instead.

https://bugzilla.redhat.com/show_bug.cgi?id=1792723Signed-off-by: NJán Tomko <jtomko@redhat.com>
Reported-by: NDan Zheng <dzheng@redhat.com>
Fixes: e005c95f

src/qemu/qemu_driver.c

@@ -20464,7 +20464,7 @@ qemuDomainSetTimeAgent(virQEMUDriverPtr driver,
     qemuDomainObjExitAgent(vm, agent);
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
     return ret;
 }