update the CI (to regenerate golden snapshots)

.github/workflows/build_and_functional_tests.yml

@@ -10,6 +10,15 @@ name: Build and run functional tests using ragger through reusable workflow
 
 on:
   workflow_dispatch:
+    inputs:
+      golden_run:
+        type: choice
+        required: true
+        default: 'Raise an error (default)'
+        description: CI behavior if the test snaphots are different than expected.
+        options:
+          - 'Raise an error (default)'
+          - 'Open a PR'
   push:
     branches:
       - master
@@ -31,3 +40,5 @@ jobs:
     uses: LedgerHQ/ledger-app-workflows/.github/workflows/reusable_ragger_tests.yml@v1
     with:
       download_app_binaries_artifact: "compiled_app_binaries"
+      regenerate_snapshots: ${{ inputs.golden_run == 'Open a PR' }}
+