Update persistent_volume_claim.yml

Signed-off-by: sakshiarora13 <sakshi_arora1@dell.com>

telemetry/roles/timescaledb/tasks/persistent_volume_claim.yml

@@ -13,7 +13,7 @@
 # limitations under the License.
 ---
 
-- name: Persistent volume claim for timescale db
+- name: Persistent volume claim for timescaledb
   kubernetes.core.k8s:
     state: present
     definition:
@@ -28,4 +28,4 @@
           - ReadWriteOnce
         resources:
           requests:
-            storage: "{{ timescaledb_storage }}"
+            storage: "{{ timescaledb_storage }}"