upgrade dependency charts

CHANGELOG.md

+## [0.2.3] - 2020-06-08
+
+* Upgrade Nextcloud to 17.0 (helm chart 1.10.1)
+* Upgrade Postgresql to 11.7.0 (helm chart 8.6.4)

Chart.yaml

@@ -2,4 +2,4 @@ apiVersion: v1
 description: |
   A helm chart for installing NextCloud and setting up ONLYOFFICE integration
 name: nextcloud-onlyoffice
-version: 0.2.2
+version: 0.2.3

requirements.yaml

+---
 dependencies:
   - name: nextcloud
-    version: 1.9.2
+    version: 1.10.1
     repository: "@stable"
     tags:
       - nextcloud
@@ -19,7 +20,7 @@ dependencies:
       - redis
       - onlyoffice
   - name: postgresql
-    version: 8.6.3
+    version: 8.6.4
     repository: "@stable"
     tags:
       - postgresql