Corrected rendering extra port services chart name/version (#259)

Author: d3adb5

charts/minecraft/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: minecraft
-version: 4.26.0
+version: 4.26.1
 appVersion: SeeValues
 home: https://minecraft.net/
 description: Minecraft server

charts/minecraft/templates/extraports-svc.yaml

@@ -11,12 +11,12 @@ metadata:
   annotations: {{ toYaml .service.annotations | nindent 4 }}
   labels:
     app: {{ $serviceName }}
-    chart: {{ template "minecraft.fullname" . }}
+    chart: {{ template "chart.fullname" $ }}
     release: "{{ $.Release.Name }}"
     heritage: "{{ $.Release.Service }}"
     app.kubernetes.io/name: "{{ $.Chart.Name }}"
     app.kubernetes.io/instance: {{ $minecraftFullname }}
-    app.kubernetes.io/version: {{ template "chart.version" . }}
+    app.kubernetes.io/version: {{ template "chart.version" $ }}
 spec:
 {{- if (or (eq .service.type "ClusterIP") (empty .service.type)) }}
   type: ClusterIP