Update microversions (Train) in CNTT testing

Baraque selects Train:
anuket-project/anuket-specifications#1782
anuket-project/anuket-specifications#1783

Change-Id: Id9ee50133a3529e4c905b60f993762205178fe7c
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

docker/smoke-cntt/tempest_conf.yaml

@@ -1,6 +1,6 @@
 ---
 compute:
-    max_microversion: 2.53
+    max_microversion: 2.79
 compute-feature-enabled:
     attach_encrypted_volume: false
     block_migration_for_live_migration: false
@@ -54,15 +54,15 @@ network-feature-enabled:
     port_security: true
     floating_ips: true
 placement:
-    max_microversion: "1.10"
+    max_microversion: 1.36
 validation:
     image_ssh_user: cirros
     ssh_timeout: 196
     ip_version_for_ssh: 4
     run_validation: true
     connect_method: floating
 volume:
-    max_microversion: 3.43
+    max_microversion: 3.59
     storage_protocol: ceph
     manage_volume_ref: source-name,volume-%s
     manage_snapshot_ref: source-name,snapshot-%s