Fix repo name

Author: yogh333

.github/workflows/nightly_build_and_test.yml

@@ -53,5 +53,5 @@ jobs:
               include: ${{ fromJSON(needs.retrieve-rust-apps.outputs.rust_apps) }}
         uses: ./.github/workflows/reusable_build_and_test_with_last_nightly.yml
         with:
-            app_repository: ${{ matrix.app-name }}
+            app_repository: LedgerHQ/${{ matrix.app-name }}
             app_branch_name: ${{ matrix.app-branch }}