feat(argo-events): Upgrade controller to v1.7.1 (#1358)

Signed-off-by: Petr Drastil <petr.drastil@gmail.com>

charts/argo-events/Chart.yaml

@@ -1,8 +1,8 @@
 apiVersion: v2
-appVersion: v1.7.0
+appVersion: v1.7.1
 description: A Helm chart for Argo Events, the event-driven workflow automation framework
 name: argo-events
-version: 2.0.1
+version: 2.0.2
 home: https://github.com/argoproj/argo-helm
 icon: https://argoproj.github.io/argo-events/assets/logo.png
 keywords:
@@ -11,8 +11,10 @@ keywords:
 sources:
   - https://github.com/argoproj/argo-events
 maintainers:
+  - name: pdrastil
   - name: VaibhavPage
   - name: whynowy
 annotations:
   artifacthub.io/changes: |
-    - "[Fixed]: Fixed generation of configured EventBus versions"
+    - "[Changed]: Upgrade Argo events controller to v1.7.1"
+    - "[Changed]: Upgrade sample configuration for NATs images"