Fix github CLI installation.

- Update docker image to the newest one. It has the new GPG key for
  cli.github.com deb repository.
- Add dependency on sync-app job to publish-github to avoid publishing
  when syncing code fails.

.gitlab-ci-release.yml

@@ -223,7 +223,7 @@ publish-apk-internal:
 
 publish-github:
   stage: publish
-  dependencies: ["sign vanilla apk", "export archive name"]
+  dependencies: ["sign vanilla apk", "export archive name", "sync-app"]
   rules:
     - if: $CI_PIPELINE_SOURCE == "schedule"
       when: never

.gitlab-ci.yml

@@ -1,5 +1,5 @@
 default:
-  image: ${PROTON_CI_REGISTRY}/android-shared/docker-android/oci-ndk:v2.1.5
+  image: ${PROTON_CI_REGISTRY}/android-shared/docker-android/oci-ndk:v2.1.6
   tags:
     - shared-small
   before_script: