[stable/kong] add release to template ConfigMap (#15817)

Adds the release name as a prefix to the custom NGINX template
ConfigMap. The static name created a regression preventing multiple
installations of Kong in the same namespace, as Helm would attempt to
create the same ConfigMap twice.

Signed-off-by: Travis Raines <traines@konghq.com>

stable/kong/Chart.yaml

@@ -12,5 +12,5 @@ maintainers:
 name: kong
 sources:
 - https://github.com/Kong/kong
-version: 0.14.1
+version: 0.14.2
 appVersion: 1.2

stable/kong/templates/config-custom-server-blocks.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 kind: ConfigMap
 metadata:
-  name: kong-default-custom-server-blocks
+  name: {{ .Release.Name }}-kong-default-custom-server-blocks
   labels:
     app: {{ template "kong.name" . }}
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
@@ -26,4 +26,4 @@ data:
             access_log off;
             stub_status;
         }
-    }
+    }

stable/kong/templates/deployment.yaml

@@ -251,5 +251,5 @@ spec:
       volumes:
         - name: custom-nginx-template-volume
           configMap:
-            name: kong-default-custom-server-blocks
+            name: {{ .Release.Name }}-kong-default-custom-server-blocks