Disable watcher and murano temporarily

Looks like it's broken again, let's disable it so we can get promotion
in weirdo and unblock scenario003 which is still blocked by murano
tempest plugin patch.

This reverts commit 66929dc85611fd988cbceef851421c0b55649f52.

Change-Id: I1a5a818e138c7ad553554fef2fc339074bc0d435

fixtures/scenario003.pp

@@ -29,7 +29,8 @@ case $::osfamily {
   'RedHat': {
     $ipv6            = true
     $mistral_enabled = true
-    $murano_enabled  = true
+    # re-enable next time we have RDO promotion
+    $murano_enabled  = false
     $sahara_enabled  = true
     $trove_enabled   = true
   }

fixtures/scenario004.pp

@@ -25,7 +25,9 @@ if $::operatingsystem == 'Ubuntu' {
 } else {
   $ssl_enabled     = true
   $ipv6            = true
-  $watcher_enabled = true
+  # TODO(aschultz): enable once https://review.rdoproject.org/r/#/c/6491/ is
+  # promoted
+  $watcher_enabled = false
   $bgpvpn_enabled = true
 }