Parameterize the supervisor_redirect_uri in the test env Dex.

Signed-off-by: Matt Moyer <moyerm@vmware.com>

test/deploy/dex/dex.yaml

@@ -28,7 +28,7 @@ staticClients:
   name: 'Pinniped Supervisor'
   secret: pinniped-supervisor-secret
   redirectURIs:
-  - https://pinniped-supervisor-clusterip.supervisor.svc.cluster.local/some/path/callback
+  - #@ data.values.supervisor_redirect_uri
 enablePasswordDB: true
 staticPasswords:
 - username: "pinny"

test/deploy/dex/values.yaml

@@ -15,3 +15,5 @@ ports:
   #! External port where the proxy ends up exposed on localhost during tests. This value comes from
   #! our Kind configuration which maps 127.0.0.1:12346 to port 31235 on the Kind worker node.
   local: 12346
+
+supervisor_redirect_uri: ""