fix(ci)!: remove Dockerfile.ledger and hwi steps from coverage step

.github/workflows/code_coverage.yml

@@ -27,17 +27,6 @@ jobs:
         uses: Swatinem/rust-cache@v2.2.1
       - name: Install grcov
         run: if [[ ! -e ~/.cargo/bin/grcov ]]; then cargo install grcov; fi
-        # TODO: re-enable the hwi tests
-      - name: Build simulator image
-        run: docker build -t hwi/ledger_emulator ./ci -f ci/Dockerfile.ledger
-      - name: Run simulator image
-        run: docker run --name simulator --network=host hwi/ledger_emulator &
-      - name: Install Python
-        uses: actions/setup-python@v4
-        with:
-          python-version: '3.9'
-      - name: Install python dependencies
-        run: pip install hwi==2.1.1 protobuf==3.20.1
       - name: Test
         run: cargo test --all-features
       - name: Make coverage directory