fix tag name

Author: shcherbak

charts/element-call/Chart.yaml

@@ -1,5 +1,5 @@
 apiVersion: v2
 name: element-call
-version: 0.0.3
+version: 0.0.4
 sources:
   - https://github.com/element-hq/element-call

charts/element-call/values.yaml

@@ -2,7 +2,7 @@ image:
   registry: ghcr.io
   repository: element-hq/element-call
   pullPolicy: IfNotPresent
-  tag: 0.16.1
+  tag: v0.16.1
 
 ingress:
   enabled: false