Merge pull request #4160 from anoma/tomas/ci/test-ledger-app-3

ci/test-ledger-app: undo previous changes and run on ubuntu image

.github/workflows/ci.yml

@@ -654,9 +654,10 @@ jobs:
 
   test-ledger-app:
     timeout-minutes: 30
-    runs-on: [self-hosted, 4vcpu-8ram-ubuntu22-namada-x86]
-    container: 
-      image: ghcr.io/heliaxdev/namada-ci:namada-main
+    runs-on: [ubuntu-latest]
+
+    env:
+      RUSTC_WRAPPER: ""
 
     steps:
       - name: Checkout repo
@@ -667,24 +668,25 @@ jobs:
         if: ${{ github.event_name == 'pull_request_target' }}
         with:
           ref: ${{ github.event.pull_request.head.sha }}
-      - name: Configure AWS 
-        uses: aws-actions/configure-aws-credentials@v4
-        with:
-          aws-region: ${{ env.AWS_REGION }}
-          role-to-assume: ${{ secrets.AWS_ROLE }}
       - name: Checkout ledger-namada
         run: |
           echo "Using Namada Ledger App version: v${LEDGER_APP_VERSION}"
           git clone 'https://github.com/heliaxdev/ledger-namada' ../ledger-namada
           cd ../ledger-namada
           git checkout "v$LEDGER_APP_VERSION"
           git submodule update --init --recursive
+          sudo update-alternatives --install /usr/bin/python python /usr/bin/python3 10
           make deps
+      - name: Install rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
       - name: Generate test vectors
         run: |
           # The path where the Ledger app test suite will locate test vectors
           TESTVEC_PATH="../ledger-namada/tests/testvectors.json"
           TESTDBG_PATH="../ledger-namada/tests/testdebugs.txt"
+          sudo apt-get install -y protobuf-compiler
           cargo run --example generate-txs -- $TESTVEC_PATH $TESTDBG_PATH
       - name: Check test vectors
         run: |