ci: automatic submodule dependency update (#2102)

.github/workflows/update-deps.yml

@@ -0,0 +1,20 @@
+name: Update Dependencies
+
+on:
+  # Run every day.
+  schedule:
+    - cron: '0 3 * * *'
+  # And on on every PR merge so we get the updated dependencies ASAP, and to make sure the changelog doesn't conflict.
+  push:
+    branches:
+      - main
+
+jobs:
+  native:
+    uses: getsentry/github-workflows/.github/workflows/updater.yml@v1
+    with:
+      path: sentry-android-ndk/sentry-native
+      name: Native SDK
+    secrets:
+      # If a custom token is used instead, a CI would be triggered on a created PR.
+      api_token: ${{ secrets.CI_DEPLOY_KEY }}