(chore): bring sandbox helm chart branch to master

.gitlab-ci.yml

@@ -253,7 +253,7 @@ review:start:
   image: minds/helm-eks:latest
   script:
     - aws eks update-kubeconfig --name=sandbox
-    - git clone --branch=epic/SSR https://gitlab-ci-token:${CI_JOB_TOKEN}@gitlab.com/minds/helm-charts.git
+    - git clone --branch=master https://gitlab-ci-token:${CI_JOB_TOKEN}@gitlab.com/minds/helm-charts.git
     - "helm upgrade \
       --install \
       --reuse-values \