Remove hard-coded image version defaults in values.yaml

...since the templates use Chart.AppVersion as the default.

Signed-off-by: Tom Pantelis <tompantelis@gmail.com>

submariner-operator/values.yaml

@@ -15,7 +15,7 @@ submariner:
   coreDNSCustomConfig: {}
   images:
     repository: quay.io/submariner
-    tag: "0.14.0-m1"
+    tag: ""
 broker:
   server: example.k8s.apiserver
   token: test
@@ -39,7 +39,7 @@ leadership:
 operator:
   image:
     repository: quay.io/submariner/submariner-operator
-    tag: "0.14.0-m1"
+    tag: ""
     pullPolicy: IfNotPresent
   resources: {}
   tolerations: []