Add the missing "enable_trove" into globals.yml

TrivialFix

Change-Id: Ic89cdbb346f5119112ec7fb7aec8cc87bdae2b8c

etc/kolla/globals.yml

@@ -177,6 +177,7 @@ kolla_internal_vip_address: "10.10.10.254"
 #enable_telegraf: "no"
 #enable_tacker: "no"
 #enable_tempest: "no"
+#enable_trove: "no"
 #enable_watcher: "no"
 
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