Create m1.tiny flavor for murano jobs

https://review.openstack.org/#/c/480848/ changed required
flavor for murano from m1.small to m1.tiny for some tests.

Change-Id: If3c0564ae315b805f8589f535181fafdfb569023

manifests/provision.pp

@@ -26,6 +26,15 @@ class openstack_integration::provision {
     disk   => '0',
     vcpus  => '1',
   }
+  # NOTE(amoralej): "m1.tiny" flavor is required by murano scenario tests
+  # https://review.openstack.org/#/c/480848/ moved jobs from m1.small
+  nova_flavor { 'm1.tiny':
+    ensure => present,
+    id     => '1',
+    ram    => '128',
+    disk   => '0',
+    vcpus  => '1',
+  }
   Keystone_user_role <||>-> Nova_flavor<||>
   Keystone_endpoint <||>-> Nova_flavor<||>
   Keystone_user_role['admin@openstack'] -> Nova_flavor<||>