fix: increate timeout waiting for pxc creation (#1984)

Depends-On: #2010

Reviewed-by: Oleksandr K.
diff --git a/roles/percona_xtradb_cluster/tasks/main.yml b/roles/percona_xtradb_cluster/tasks/main.yml
index 647a24a..9a2f9bf 100644
--- a/roles/percona_xtradb_cluster/tasks/main.yml
+++ b/roles/percona_xtradb_cluster/tasks/main.yml
@@ -135,7 +135,7 @@
         namespace: openstack
       spec: "{{ _percona_xtradb_cluster_spec | combine(percona_xtradb_cluster_spec, recursive=True) }}"
     wait_sleep: 1
-    wait_timeout: 600
+    wait_timeout: 900
     wait: true
     wait_condition:
       type: ready