Merge requiremnts into Chart.yaml, upgrade apiVersion

Chart.yaml

-apiVersion: v1
+apiVersion: v2
 description: |
   A helm chart for installing NextCloud and setting up ONLYOFFICE integration
 name: nextcloud-onlyoffice
 version: 0.2.4
+dependencies:
+  - name: nextcloud
+    version: 1.10.1
+    repository: https://nextcloud.github.io/helm/
+  - name: rabbitmq
+    version: 6.18.2
+    repository: https://charts.bitnami.com/bitnami
+  - name: redis
+    version: 10.5.7
+    repository: https://charts.bitnami.com/bitnami
+  - name: postgresql
+    version: 8.6.4
+    repository: https://charts.bitnami.com/bitnami

requirements.yaml

----
-dependencies:
-  - name: nextcloud/nextcloud
-    version: 1.10.1
-    repository: "https://nextcloud.github.io/helm/"
-    tags:
-      - nextcloud
-  - name: rabbitmq
-    version: 6.18.2
-    repository: "https://charts.bitnami.com/bitnami"
-    tags:
-      - onlyoffice
-      - rabbitmq
-      - queue
-  - name: redis
-    version: 10.5.7
-    repository: "https://charts.bitnami.com/bitnami"
-    tags:
-      - key-value-store
-      - redis
-      - onlyoffice
-  - name: postgresql
-    version: 8.6.4
-    repository: "https://charts.bitnami.com/bitnami"
-    tags:
-      - postgresql
-      - onlyoffice
-      - database