fix(deployment): add missing data volume

unittests/deployment/mountPersistentVolumeClaim.yaml

@@ -50,3 +50,26 @@ tests:
         name: data
         persistentVolumeClaim:
           claimName: reposilite-unittest
+
+- it: Rendering custom volumes and volumeMounts with persistent volume claim
+  set:
+    persistentVolumeClaim.enabled: true
+    persistentVolumeClaim.existing.enabled: true
+    persistentVolumeClaim.existing.persistentVolumeClaimName: my-custom-pvc
+  asserts:
+  - contains:
+      path: spec.template.spec.containers[0].env
+      content:
+        name: REPOSILITE_DATA
+        value: /app/data
+  - contains:
+      path: spec.template.spec.containers[0].volumeMounts
+      content:
+        name: data
+        mountPath: /app/data
+  - contains:
+      path: spec.template.spec.volumes
+      content:
+        name: data
+        persistentVolumeClaim:
+          claimName: my-custom-pvc