CI: gives a little more time for openeuler to manage packages (#13008)

tests/files/openeuler24-calico.yml

@@ -3,6 +3,9 @@
 cloud_image: openeuler-2403
 vm_memory: 3072
 
+# Openeuler package mgmt is slow for some reason
+pkg_install_timeout: "{{ 10 * 60 }}"
+
 # Work around so the Kubernetes 1.35 tests can pass. We will discuss the openeuler support later.
 kubeadm_ignore_preflight_errors:
   - SystemVerification