ci: install QEMU on ARM Linux runner

Author: elopez

.github/workflows/ci.yml

@@ -22,6 +22,7 @@ jobs:
     name: CI (Python ${{ matrix.python }} on ${{ matrix.os }})
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
         python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
         os: ["ubuntu-latest", "ubuntu-24.04-arm", "macos-latest", "macos-15-intel", "windows-2022"]
@@ -30,6 +31,10 @@ jobs:
     - uses: astral-sh/setup-uv@v7
       with:
         python-version: ${{ matrix.python }}
+    - if: matrix.os == 'ubuntu-24.04-arm'
+      run: |
+        sudo apt-get update
+        sudo apt-get -y install qemu-user-static
     - name: Install solc-select and test dependencies
       run: |
         uv sync --extra dev