Update jetstack-secure Chart.yaml according to the release process documented in README.md

Signed-off-by: Richard Wall <richard.wall@cyberark.com>

Author: wallrj-cyberark

deploy/charts/jetstack-agent/Chart.yaml

@@ -2,8 +2,8 @@ apiVersion: v2
 name: jetstack-agent
 description: TLS Protect for Kubernetes Agent
 type: application
-version: 0.4.0
-appVersion: "v0.1.43"
+version: 0.5.0
+appVersion: "v1.6.0"
 home: https://github.com/jetstack/jetstack-secure
 maintainers:
 - name: JSCP and CRE Team