Update grafana/promtail Docker tag to v3

manifests/nextcloud_chart/manifest.yaml

@@ -206,7 +206,7 @@ spec:
       priorityClassName: critical
       containers:
       - name: nextcloud
-        image: "nextcloud:33.0.2-apache"
+        image: "nextcloud:33.0.1-apache"
         imagePullPolicy: IfNotPresent
         env:
         - name: SQLITE_DATABASE
@@ -340,7 +340,7 @@ spec:
           mountPath: /var/www/html/config/smtp.config.php
           subPath: smtp.config.php
       - name: cron
-        image: "nextcloud:33.0.2-apache"
+        image: "nextcloud:33.0.1-apache"
         imagePullPolicy: IfNotPresent
         command:
           - /cron.sh