Update attempt to max value as 50 as 30 is not sufficient (#26)

* Update defs.py

* Update setup.cfg

* Update defs.py

Author: ashwini-mhatre

src/pytest_ansible_network_integration/defs.py

@@ -274,7 +274,7 @@ def get_dhcp_lease(self, current_lab_id: str) -> str:
 
             ips = [leases[mac] for mac in macs if mac in leases]
             attempt += 1
-            if attempt == 30:
+            if attempt == 50:
                 raise PytestNetworkError("Could not find IPs")
             time.sleep(10)