Remove disco support from the charm

Change-Id: I6530b80dddfa84e6602bbfa5d1098c26e2ad77a0

src/metadata.yaml

@@ -10,7 +10,6 @@ series:
   - xenial
   - bionic
   - eoan
-  - disco
 subordinate: false
 extra-bindings:
   # Used to specify the OpenStack provider network interface

src/tests/bundles/disco-stein-functional.yaml

@@ -1,50 +0,0 @@
-series: disco
-relations:
-- [neutron-dynamic-routing, rabbitmq-server]
-- [neutron-dynamic-routing, quagga]
-- [keystone, mysql]
-- [neutron-api, mysql]
-- [neutron-api, rabbitmq-server]
-- [neutron-api, keystone]
-applications:
-  keystone:
-    charm: cs:~openstack-charmers-next/bionic/keystone
-    constraints: mem=1G
-    num_units: 1
-    options:
-        haproxy-server-timeout: 90000
-        haproxy-client-timeout: 90000
-        haproxy-queue-timeout: 9000
-        haproxy-connect-timeout: 9000
-    series: disco
-  mysql:
-    charm: cs:~openstack-charmers-next/bionic/percona-cluster
-    constraints: mem=4G
-    num_units: 1
-    series: disco
-  neutron-api:
-    charm: cs:~openstack-charmers-next/bionic/neutron-api
-    constraints: mem=1G
-    num_units: 1
-    options:
-        flat-network-providers: physnet1
-        neutron-security-groups: true
-        haproxy-server-timeout: 90000
-        haproxy-client-timeout: 90000
-        haproxy-queue-timeout: 9000
-        haproxy-connect-timeout: 9000
-    series: disco
-  neutron-dynamic-routing:
-    charm: ../../../neutron-dynamic-routing
-    num_units: 1
-    series: disco
-  rabbitmq-server:
-    charm: cs:~openstack-charmers-next/bionic/rabbitmq-server
-    constraints: mem=1G
-    num_units: 1
-    series: disco
-  quagga:
-    charm: cs:~openstack-charmers-next/bionic/quagga
-    num_units: 1
-    series: disco
-

src/tests/tests.yaml

@@ -2,7 +2,6 @@ charm_name: neutron-dynamic-routing
 configure:
 - zaza.openstack.charm_tests.dragent.configure.setup
 dev_bundles:
-- disco-stein-functional
 gate_bundles:
 - bionic-train-functional
 - bionic-stein-functional