chore(deps): update jenkins package dependencies (#111)

| datasource | package                        | from   | to     |
| ---------- | ------------------------------ | ------ | ------ |
| docker     | docker.io/kiwigrid/k8s-sidecar | 1.28.0 | 1.28.1 |
| helm       | jenkins                        | 5.7.19 | 5.7.20 |

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

common/zarf.yaml

@@ -41,7 +41,7 @@ components:
       - name: jenkins
         namespace: jenkins
         url: https://charts.jenkins.io
-        version: 5.7.19
+        version: 5.7.20
         repoName: jenkins
         releaseName: jenkins
         valuesFiles:

values/upstream.yaml

@@ -11,7 +11,7 @@ controller:
       image:
         registry: "docker.io"
         repository: "kiwigrid/k8s-sidecar"
-        tag: "1.28.0"
+        tag: "1.28.1"
 
 agent:
   image:

zarf.yaml

@@ -38,7 +38,7 @@ components:
           - values/upstream.yaml
     images:
       - docker.io/jenkins/jenkins:2.488-jdk17
-      - docker.io/kiwigrid/k8s-sidecar:1.28.0
+      - docker.io/kiwigrid/k8s-sidecar:1.28.1
       - docker.io/jenkins/inbound-agent:3256.v88a_f6e922152-1
 
   - name: jenkins